JEE Main 2021 - Result, Cutoff, Final Answer Key, March Session Registration
Latest Update for JEE Main
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- 6 hours ago:
JEE Main Result 2021 to be declared today. Check JEE Main 2021 marks vs rank
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JEE Main Feb 2021 result date to be out today anytime soon. Also see the JEE Main 2021 expected cut off
About JEE Main 2021
JEE Main 2021 - National Testing Agency (NTA) is going to announce JEE Main 2021 result for the February session by March 7. Challenges against JEE Main answer key 2021 was allowed from February 1 to 3. JEE Main 2021 response sheet and question papers for all the session of JEE Mai February has also been released. NTA has also released the JEE Main 2021 application form for the March session on March 2, 2021. NTA has conducted the JEE Main Feb 2021 exam from February 23 to 26. NTA has released JEE Main exam dates for all the four-session. JEE Main 2021 is conducted in 13 languages including English and Hindi. As per the revised JEE Mains eligibility criteria 2021, waive off the 75% marks (in class 12 exam) is introduced for the upcoming academic year 2021-2022. National Testing Agency (NTA) has also released the JEE Main 2021 syllabus on the official website.
JEE Main February result 2021 expected date:
JEE Main 2021 Registration Statistics
Session | JEE Main 2021 exam dates | No. of JEE Main 2021 registration |
1. | February 23 to 26, 2021 | 6,61,761 |
2. | March 15 to 18, 2021 | 5,04,540 |
3. | April 27 to 30, 2021 | 4,98,910 |
4. | May 24 to 28, 2021 | 5,09,972 |
JEE Main 2021 Changes - 10 Key points
- The number of sessions: NTA JEE Main 2021 will be held in 4 sessions - February, March, April, and May. Paper-I will be conducted in all four sessions but Paper (2A & 2B) will be held in February and May sessions only.
- No of Attempts: The number of JEE Mains 2021 attempts is increased to 4 times per year.
- Regional 13 languages: IIT JEE Main exam will be conducted in 13 regional languages including English, Hindi, Assamese, Bengali, Gujarati, Kannada, Marathi, Malayalam, Odia, Punjabi, Tamil, Telugu, and Urdu.
- New Exam pattern: In JEE Mains exam, candidates will have a choice to answer 5 questions from 10 questions in section B which comprises numerical questions. The MCQs will be asked under section A of the JEE Main exam 2021.
- Increase in IIT JEE Exam Cities: The number of JEE Main 2021 exam cities have been increased.
- Best of NTA JEE 2021 scores: To compute the All India Rank in the JEE Main exam, the best of the four NTA JEE Main 2021 scores will be taken.
- Choice of applying for more than one JEE attempt: Candidates can now opt to apply for more than one JEE Main exam in the December JEE application form itself.
- Carry forward of JEE Main fee to the next attempt: Candidates can pay for JEE Main 2021 fees for all four sessions /February/March/April/May). However, candidates who have missed appearing for one of the JEE Main 2021 exams can opt to carry forward the fee paid to one of the next sessions. In case a candidate does not want to appear in any of the JEE Main exam sessions for which the fee has already been paid, it will be refunded by NTA. The refund request must be placed during the JEE Main exam form filling process from which the candidate wants to withdraw.
- Class 12 marks for appearing in JEE Main 2021: Candidates need not have 75% in their class 12 to appear for JEE Main exam 2021. The class 12 marks will be considered only during admissions through JoSAA 2021.
- JEE Main 2021 application fee: NTA has not changed the JEE Main exam fee. It remains the same but candidates have to pay the IIT JEE 2021 fees for the number of sessions they opt for.
What's new in JEE Main 2021?
Major Changes in JEE Main 2021 vs JEE Main 2020
Sections in JEE Main exam | JEE Main 2020 | JEE Main 2021 |
No. of sessions/attempts | 2 | 4 |
Languages | English, Hindi, and Gujarati | English, Hindi, Urdu, and 11 other regional languages |
JEE Main Paper 1 for B.Tech | 20 MCQs + 5 numerical questions for each subject (Total 75 questions) | Section A: 20 (MCQs) for each subject Section B: 10 (numerical questions) for each subject out of which 5 must be attempted by students |
JEE Main pattern for paper 2 for B. Arch / B Planning | Mathematics (Part I) 20 MCQs + 5 Numerical Drawing Test (Part III) 02 |
|
Tie Resolving Methodology for B.Tech | For candidates obtaining equal NTA scores, the following factors were used in the order given
Candidates having lesser number of negative responses in the paper Candidates older in age | For candidates obtaining equal NTA score, the JEE Main 2021 tie-breaker policy is given below
Candidates having a lesser number of negative responses in the paper |
NTA JEE Main 2021 Application Form | Separate forms for each session (January and September) | Candidates can apply for all 4 sessions in the initial JEE Main application form 2020 by paying the fee for the number of exams selected. Candidates can choose different exam centres for different sessions while filling the JEE application form |
Refund of JEE Main application fee | No refund | In case a candidate does not want to appear in the session for which fee has been already paid, it will be refunded |
JEE Main Exam timing | 9.30 am – 12.30 pm & 2.30 pm – 5.30 pm | 9 am – 12 pm & 3 pm – 6 pm |
Number of 100 percentile students in JEE Main exam | 24 students secured 100 percentile in Paper 1 In Paper 2, 4 students secured 100 percentile for B.Arch and 2 students for B.Planning. | This detail will be announced along with JEE Main 2021 result. |
What is JEE Main 2021 Exam?
Joint Entrance Exam Main (JEE Main) is the national level computer-based test conducted by the National Testing Agency (NTA). JEE Main 2021 notification released by NTA states that the exam will be held now in February, March, April, and May. JEE Main exam has two papers. JEE Main 2021 Paper 1 is conducted for B.E/B. Tech admissions at NITs, IIITs, other Centrally Funded Technical Institutions (CFTIs), Institutions/Universities funded/recognized by participating State Governments. It is also an eligibility test for JEE (Advanced), which is for IIT admission. JEE Main Paper 2 is for B.Arch and B.Plan admissions. The exam pattern for JEE Main 2021 for Paper 1 and Paper 2 are different.
NTA JEE Main 2021 Help Line
Address: Block C-20 1A/8, Sector- 62, IITK Outreach Centre, Gautam Buddh Nagar, Noida-201309, Uttar Pradesh (India)
Contact Number: 0120 6895200
Website: jeemain.nta.nic.in
JEE Main 2021 Highlights
Full Exam Name | Joint Entrance Examination (Main) |
Short Exam Name | JEE Main |
Conducting Body | National Testing Agency |
Frequency of Conduct | 4 times a year |
Exam Level | National Level Exam |
Languages | Assamese, Bengali +11 More |
Mode of Application | Online |
Application Fee (General) | 650 Rs [Online] |
Mode of Exam | Online |
Mode of Counselling | Online |
Participating Colleges | 1611 |
Exam Duration | 3 Hours |
Latest Announcements
JEE Main Cutoff 2021, 2020, 2019- Expected Cutoff (Available), Qualifying Cutoffs for NITs, IIITs, GFTIs
JEE Main 2021 Cutoff - NTA will release the JEE Main cutoff 20...
JEE Main Result 2021 (Soon) - Check NTA Direct Link, Score, Percentile & Toppers
JEE Main Result 2021 - NTA will release the jee main February ...
JEE Main 2021 Result - Direct Download Link from Careers360
JEE Main 2021 Result - Check JEE Main Result 2021 on the Caree...
JEE Main 2021 Important Dates
JEE Main (Session Feb 2021)
Upcoming Dates and Events
07 Mar, 2021 (Tentative)
Result | Mode: Online Today
JEE Main (Session Mar 2021)
Upcoming Dates and Events
15 Mar, 2021 - 18 Mar, 2021
Exam | Mode: Online
JEE Main (Session Apr 2021)
Upcoming Dates and Events
27 Apr, 2021 - 30 Apr, 2021
Exam | Mode: Online
JEE Main (Session May 2021)
Upcoming Dates and Events
24 May, 2021 - 28 May, 2021
Exam - May session | Mode: Online
Past Dates and Events
02 Mar, 2021 - 06 Mar, 2021
Application Correction | Mode: Online
Candidates should check the eligibility for JEE Main 2021 February attempt before filling the application form. The NTA JEE Main eligibility criteria which the candidates need to meet include guidelines for age, requisite academic qualifications, subjects studied in 10+2, pass percentage, etc. Candidates who qualified for the class 12 exams with minimum qualifying marks are eligible to apply. Candidates may check the detailed eligibility criteria of JEE Main below before applying for the examination.
JEE Main 2021 Eligibility Criteria Relaxed - The Education Minister Ramesh Pokhriyal has announced that the students are no longer needed to secure a minimum of 75% in the 12th class exam for admission.
JEE Main Eligibility Criteria 2021
JEE Mains 2021 age limit | There is no age limit for appearing for the exam |
Qualifying Examination | Candidates must have passed class 12 or equivalent exam in 2019 or 2020. Candidates appearing for the class 12 board examination in JEE Main 2021 exam will be also eligible. |
Subjects to study in 10+2 or equivalent | Candidates must have studied a minimum of 5 subjects which will be considered. They are Mathematics, Physics, Chemistry/ Biology/ Biotechnology/ Technical Vocational Subject, Language and any other subject |
12th percentage required for JEE Mains 2021 | Candidates who have obtained pass marks in class 12 or equivalent are eligible. |
Number of attempts | All aspirants can appear four times a year. Students can appear for JEE Main for three years consecutively therefore the total attempts allowed for each student will be twelve in three years |
JEE Mains 2021 Eligibility Criteria Video
JEE Main Eligibility Criteria to appear for JEE Advanced 2021
As per the previous year's statistics, candidates must be among the top 2,50,000 in NTA JEE 2021 Main Paper-1 to be eligible.
NTA JEE Main Eligibility 2021 in Detail
Course | Required Criteria |
B.E/B.Tech. | Passed 10+2 examination with Physics and Mathematics as compulsory subjects along with one of the Chemistry/Biotechnology/Biology/Technical Vocational subject. |
Passed 10+2 examination with Mathematics, Physics, Chemistry or 10+3 Diploma with Maths | |
Passed 10+2 exam with Mathematics |
JEE Main 2021 Reservation Criteria
Category | Reservation |
Other Backward Classes (OBC) if they belong to Non-Creamy Layer (NCL) | 27% |
Scheduled Castes (SC) | 15% |
Scheduled Tribes (ST) | 7.5% |
Persons with Disability (PwD) with 40% or more disability | 3% horizontal |
Female Category (supernumerary) only in NITs | 8 to 14 % |
EWS (Supernumerary) | 10% |
Note: Reservation for the NITs, IIITs, and GFTIs will be as per the central list and not as per the state of eligibility.
Mode of Application : Online
Mode of Payment : Net Banking | Credit Card | Debit Card | Paytm | BHIM
The exam authorities has released JEE Main March 2021 application form for March session on March 2, 2021. The JEE Main application form for March session is available at NTA website- jeemain.nta.nic.in. Candidates will be able to register and fill the application form for JEE Mains 2021 till March 6. JEE Main 2021 application form is the same for both papers. Check the detailed steps below to know 'how to fill JEE Main 2021 application form'.
JEE Main Registration 2021- What's New?
- Candidates can now apply for one or more JEE Main 2021 exam sessions.
- The JEE Main 2021 application fee can be carried forward to the next attempt in case a candidate is unable to appear for the exam.
- Candidates can also ask for a refund of the application fee paid if they wish to withdraw from a specific JEE Main 2021 session.
How to Fill JEE Main Application Form 2021?
1st Step - JEE Main Registration 2021
2nd Step - Fill the JEE Main 2021 application Form
3rd Step - Uploading photograph, signature, and other required certificates
4th Step - Pay the JEE Mains 2021 application fee
5th Step - Print the JEE Main Exam Confirmation Page
The JEE Main 2021 application process for the February session, in a nutshell, is given in the image below.
JEE Main 2021 Registration window looks like the image provided below:
Steps to fill the JEE Main 2021 application form:
Step 1: JEE Main 2021 Registration - The first step is JEE Main registration. Candidates have to enter personal, contact details, and security pin. Next, comes the JEE Main exam password and the security question followed by the answer. On successful registration, the NTA JEE Main application number is generated. Candidates must note this down.
Step 2: Fill JEE Main 2021 Application Form – After successfully completing the registration of JEE Main 2021, candidates must fill in other personal details and apply for - Paper I or II or both. In addition, they must enter 4 examination centers as per preference, educational details, additional details, and Parent's income details.
Step 3: Upload Scanned Images – The third step is to upload the scanned images of the photo, signature, and other certificates in the prescribed format and dimensions.
JEE Mains 2021 Application Form- Documents Required
Image to be uploaded for JEE Main 2021 | File Size & Format | Dimensions |
Recent photograph with candidate's name (colour or black & white with 80% face without mask visible including ears against a white background) | 10 KB to 200 KB & JPEG/JPG | 3.5 cm x 4.5 cm |
Signature | 4 KB to 30 KB & JPEG/JPG | 3.5 cm x 1.5 cm |
Category certificate | 50 KB to 300 KB & JPEG/JPG | - |
PwD certificate | 50 KB to 300 KB & JPEG/JPG | - |
Step 4: Pay JEE Main application fee- Candidates can pay the JEE Main 2021 application fee for more than one session. Candidates can pay the requisite JEE Main exam fees either in online mode only through Debit Card/ Credit card, Net Banking/UPI.
JEE Main 2021 Application Fees
JEE Main Exam Paper (s) Appearing | General/OBC | SC/ST/PWD |
JEE Main 2021 Exam Centres in India | ||
JEE Main Paper I or Paper II | 650 (Boys) 325(Girls) | 325 (Boys) 325 (Girls) |
Both JEE Main Paper I or Paper II | 1300 (Boys) 650 (Girls) | 650 (Boys) 650 (Boys) |
Foreign Exam Centres | ||
JEE Main Paper I or Paper II | 3000 (Boys) 1500 (Girls) | 3000 (Boys) 1500 (Girls) |
Both JEE Main Paper I or Paper II | 6000 (Boys) 3000 (Girls) | 3000 (Boys) 3000 (Girls) |
NOTE: If a candidate does not want to appear in any of the JEE Main 2021 sessions for which the fee has already been paid, it will be refunded by NTA. The candidate will have to make a request during the application form process of that JEE Main 2021 session for which they want to withdraw.
Step 5: Print out of JEE Main Confirmation Page: Once the JEE Main 2021 application form is submitted, take printouts of the JEE Main 2021 confirmation page and keep it safe for future use.
NOTE: It is necessary to note down the application number printed on the confirmation page.
Check JEE Main 2021 Payment Status - Candidates may log in to see if their payment status is "OK". Only then can they print the NTA JEE Main confirmation page. The following steps have to be followed if the payment status is not "OK":
- In case of online payment: This means that the transaction has been canceled. While the amount will be refunded automatically within 7 to 10 days, candidates have to pay the fees once again.
JEE Main Application Status - This is a window inside the JEE Main login of the candidate which gives the status of the application form as the candidate fills the same.
Remove Image Discrepancy - NTA will give chance for the image correction for the JEE Main 2021 February session. Candidates will have to use the JEE Main login to remove any image discrepancy in the application form. They will have to upload the correct images in the prescribed format.
JEE Main Correction Window - NTA has provided the facility to make corrections through JEE Main 2021 application correction facility from January 27 to 30. Candidates are able to change their exam centres during this facility. Candidates can edit any mistakes made in the details entered in their application form. Candidates who opt for category change from reserved to general, have to pay the difference in application fee through the various online means provided. However, in case of a change from general to reserved category, there is no refund of the difference in fee.
Forgot Password or JEE Main application number?
1. To reset the JEE Main 2021 password, click on the option given on the login window and choose one of the following options and rest the same after filling in the required information
- Using Security Question & its Answer you have chosen during Form filling
- Using a verification code sent via text message (SMS) to your Registered Mobile No.
- Using a reset link sent via Email to your Registered Email address
2. To retrieve the NTA JEE Main application number, candidates must click on the option for the same on the login window. They must enter the following details
- Application Form
- Candidate Name
- Father Name
- Mother Name
- Date of Birth
- Security Pin (Case Sensitive)
JEE Main Statistics of previous years
JEE Main Exam Centres 2021 - Outside India
The table below shows the list of JEE Main 2021 exam centres outside India.
S.No | Exam City | City Code |
1. | Bahrain | ZZ01 |
2. | Colombo | ZZ02 |
3. | Doha | ZZ03 |
4. | Dubai | ZZ04 |
5. | Kathmandu | ZZ05 |
6. | Muscat | ZZ06 |
7. | Riyadh | ZZ07 |
8. | Sharjah | ZZ08 |
9. | Singapore | ZZ09 |
10. | Kuwait | ZZ10 |
Application Fees
Category | Quota | Mode | Gender | Amount |
---|---|---|---|---|
OBC, EWS, General | Online | Male | ₹ 650 | |
SC, ST | PWD | Online | Female, Male, Transgender | ₹ 325 |
SC, OBC, ST, General, EWS | Online | Female | ₹ 325 | |
SC, ST | Online | Male, Transgender | ₹ 325 |
JEE Main 2021 Syllabus
JEE Main Paper 1 Syllabus
Mathematics
Sets, relations and functions |
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Sets and their representation |
Union |
Intersection and complement of sets and their algebraic properties |
Power set |
Relation |
Types of relations |
Equivalence relations |
Functions |
One-one, into and onto functions |
Composition of functions |
Complex number and quadratic equations |
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Complex numbers as ordered pairs or reals |
Representation of complex numbers in the form a+ib and their representation in a plane |
Argand diagram |
Algebra of complex numbers |
Modulus and argument of a complex number |
Square root of a complex number |
Triangle inequality |
Quadratic equation in real and complex number system and their solutions |
Relation between roots and co-efficients |
Nature of roots |
Formation of quadratic equations with given roots |
Matrices and determinants |
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Matrices |
Algebra of matrices |
Types of matrices |
Determinants and matrices of order two and three |
Properties of determinants |
Evaluation of determinants |
Area of triangles using determinants |
Adjoint and evaluation of inverse of a square matrix using determinants and elementary transformations |
Test of consistency and solution of simultaneous linear equations in two or three variables using determinants and matrices |
Permutations and combinations |
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Fundamental principle of counting |
Permutation as an arrangement and combination as selection |
Meaning of P (n, r) and C (n, r). Simple applications |
Mathematical induction |
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Principle of mathematical induction and its simple applications |
Binomial theorem and its simple applications |
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Binomial theorem for a positive integral index |
General term and middle term |
Properties of binomial coefficients and simple applications |
Sequences and series |
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Arithmetic and geometric progressions |
Insertion of arithmetic, geometric means between two given numbers |
Relation between A.M. and G.M., Sum up to n terms of special series Sn, Sn2, Sn3 |
Arithmetico-Geometric progression |
Limit, continuity and differentiability |
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Real functions |
Valued functions |
Algebra of functions |
Polynomial functions |
Rational functions |
Trigonometric functions |
Logarithmic and exponential functions |
Inverse functions |
Graphs of simple functions |
Limits, continuity and differentiability |
Differentiation or the sum, difference |
Product and quotient of two functions |
Differentiation of trigonometric, inverse trigonometric, logarithmic, exponential, composite and implicit functions |
Derivatives of order up to two |
Rolle's and Lagrange's mean value theorems |
Applications of derivatives |
Rate of change of quantities |
Monotonic - increasing and decreasing functions |
Maxima and minima of functions of one variable |
Tangents and normals |
Integrals calculus |
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Integral as an anti -derivative |
Fundamental integrals involving algebraic, trigonometric , exponential and logarithmic functions |
Integration by substitution, by parts and by partial fractions |
Integration using trigonometric identities |
Integral as limit or a sum |
Fundamental theorem of calculus |
Properties of definite integrals |
Evaluation of definite integrals |
Determining areas of the regions bounded by simple curves in standard form |
Differential equations |
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Ordinary differential equations and their order and degree |
Formation of differential equations |
Solution of differential equations by the method of separations of variables |
Solution of differential equations by the method of separations of variables,solution of homogeneous and linear differential equations of the type : dy/dx+p(x)y=q(x) |
Co-ordinate geometry |
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Cartesian system of rectangular co-ordinates 10 in a plane |
Distance formula |
Section formula |
Locus and its equation |
Translation of axes |
Slope of a line |
Parallel and perpendicular lines |
Intercepts of a line on the coordinate axes |
Various forms of equations of a straight line |
Intersection of lines |
Angles between two lines |
Conditions for concurrence of three lines |
Distance of a point from a line |
Equations of internal and external bisectors of angles between two lines |
Coordinates of centroid |
Orthocentre and circumcentre of a triangle |
Equation of family of lines passing through the point of intersection of two lines |
Standard form of equation of a circle |
General form of the equation of a circle, its radius and centre |
Equation of a circle when the end points of a diameter are given |
Points of intersection of a line and a circle with the centre at the origin and condition for a line to be tangent to a circle |
Equation of the tangent |
Sections of cones |
Equation of conic sections in standard forms |
Condition for y = mx + c to be a tangent and point (s) of tangency |
Three-dimensional geometry |
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Coordinates of a point in space |
Distance between two points |
Section formula |
Direction ratios and direction cosines |
Angle between two intersecting lines |
Skew lines and the shortest distance between them and its equation |
Equations of a line and a plane in different forms |
Intersection of a line and a plane |
Coplanar lines |
Vector algebra |
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Vectors and scalars |
Addition of vectors |
Components of a vector in two dimensions and three dimensional space |
Scalar and vector products |
Scalar and vector triple product |
Statistics and probability |
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Measures of dispersion |
Calculation of mean and median |
Mode of grouped and ungrouped data calculation of standard deviation |
Variance and mean deviation for grouped and ungrouped data |
Probability of an event |
Addition and multiplication theorems of probability |
Baye's theorem |
Probability distribution of a random variate |
Bernoulli trials and binomial distribution |
Trigonometry |
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Trigonometrical identities and equations, trigonometrical functions |
Inverse trigonometrical functions and their properties |
Heights and distances |
Mathematical reasoning |
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Statements |
Logical operations and, or, implies, implied by, if and only if |
Understanding of tautology |
Contradiction |
Converse and contrapositive |
Physics
Physics and measurements |
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Physics |
Technology and society |
S I units |
Fundamental and derived units |
Least count |
Accuracy and precision of measuring instruments |
Errors in measurement |
Dimensions of physical quantities |
Dimensional analysis and its applications |
Kinematics |
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Frame of reference |
Motion in a straight line |
Position-time graph |
Speed and velocity |
Uniform and non-uniform motion |
Average speed and instantaneous velocity uniformly accelerated motion |
Velocity-time graph |
Position-time graphs |
Relations for uniformly accelerated motion |
Scalars and vectors |
Vector addition and subtraction |
Zero vector |
Scalar and vector products |
Unit vector |
Resolution of a vector |
Relative velocity |
Motion in a plane |
Projectile motion |
Uniform circular motion |
Laws of motion |
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Force and inertia |
Newton's first law of motion |
Momentum |
Newton's second law of motion |
Impulse |
Newton's third law or motion |
Law of conservation of linear momentum and its applications |
Equilibrium of concurrent forces |
Static and kinetic friction |
Laws of friction |
Rolling friction |
Dynamics of uniform circular motion |
Centripetal force and Its applications |
Work, energy and power |
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Work done by a constant force and a variable force |
Kinetic and potential energies |
Work energy theorem |
Power |
Potential energy of a spring |
Conservation of mechanical energy |
Conservative and non-conservative forces |
Elastic and inelastic collisions in one and two dimensions |
Rotational motion |
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Centre of mass or a two-particle system |
Centre of mass of a rigid body |
Basic concepts of rotational motions |
Moment of a force |
Torque |
Angular momentum |
Conservation of angular momentum and its applications |
Moment of inertia |
Radius of gyration |
Values of moments of inertia for simple geometrical objects |
Parallel and perpendicular axes theorems and their applications |
Rigid body rotation |
Equations of rotational motion |
Gravitation |
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The universal law of gravitation |
Acceleration due to gravity and its variation with altitude and depth |
Kepler's laws of planetary motion |
Gravitational potential energy |
Gravitational potential |
Escape velocity |
Orbital velocity of a satellite |
Geo-stationary satellites |
Properties of solids and liquids |
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Elastic behaviour |
Stress-strain relationship |
Hooke's law |
Young's modulus |
Bulk modulus |
Modulus of rigidity |
Pressure due to a fluid column |
Pascal's law and its applications. |
Viscosity |
Stokes' law |
Terminal velocity |
Streamline and turbulent flow |
Reynolds number |
Bernoulli's principle and its applications |
Surface energy and surface tension |
Angle of contact |
Application of surface tension |
Drops, bubbles and capillary rise |
Heat |
Temperature |
Thermal expansion |
Specific heat capacity |
Calorimetry |
Change or state |
Latent heat |
Heat transfer-conduction |
Convection and radiation |
Newton's law of cooling |
Thermodynamics |
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Thermal equilibrium |
Zeroth law of thermodynamics |
Concept of temperature |
Heat, work and internal energy |
First law of thermodynamics |
Second law of thermodynamics |
Reversible and irreversible processes |
Carnot engine and its efficiency |
Kinetics theory of gases |
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Equation of state of a perfect gas, work done on compressing a gas |
Kinetic theory of gases - assumptions |
Concept of pressure |
Kinetic energy and temperature |
RMS speed of gas molecules |
Degrees of freedom |
Law of equipartition of energy |
Applications to specific heat capacities of gases |
Mean free path |
Avogadro's number |
Oscillations and waves |
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Periodic motion-period |
Frequency |
Displacement as a function of time |
Periodic functions |
Simple harmonic motion and its equation |
Phase |
Oscillations of a spring |
Restoring force and force constant |
Energy in S.H.M |
Kinetic and potential energies |
Simple pendulum |
Derivation or expression for its time period |
Free, forced and damped oscillations |
Resonance |
Wave motion, phase, amplitude and velocity of wave |
Longitudinal and transverse waves |
Speed of a wave |
Displacement relation for a progressive wave |
Principle of superposition of waves |
Reflection of waves |
Standing waves in strings and organ pipes |
Beats |
Doppler effect in sound |
Electrostatics |
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Electric charges |
Conservation of charge |
Coulomb's law-forces between two point charges |
Forces between multiple charges |
Superposition principle and continuous charge distribution |
Electric field |
Electric field due to a point charge |
Electric field lines |
Electric dipole |
Electric field due to a dipole |
Torque on a dipole in uniform electric field |
Electric flux |
Gauss's law and its applications to find field due to infinitely long uniformly charged straight wire |
Uniformly charged infinite plane sheet and uniformly charged thin spherical shell |
Electric potential and its calculation for a point charge |
Electric dipole and system or charges |
Equipotential surfaces |
Electrical potential energy of a system of two point charges in an electrostatics field |
Conductors and insulators |
Dielectrics and electric polarization |
Capacitor |
Combination of capacitors in series and in parallel |
Capacitance or a parallel plate capacitor with and without dielectric medium between the plates |
Energy stored in a capacitator |
Current electricity |
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Electric current |
Drift velocity |
Ohm's law |
Electrical resistance |
Resistances of different materials |
V-I characteristics of ohmic and non ohmic conductors |
Electrical energy and power |
Electrical resistivity |
Colour code for resistors |
Series and parallel combinations of resistors |
Temperature dependence of resistance |
Electric cell and its Internal resistance |
Potential difference and EMF of a cell |
Combination of cells in series and in parallel |
Kirchhoff's laws and their applications |
Wheatstone bridge |
Metre bridge |
Potentiometer and its principle and its applications |
Magnetic effects of current and magnetism |
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Biot - Savart law and its application to current carrying circular loop |
Ampere's law and its applications to infinitely long current carrying straight wire and solenoid |
Force on a moving charge in uniform magnetic and electric fields |
Cyclotron |
Force on a current-carrying conductor in a uniform magnetic field |
Force between two parallel current carrying conductors |
Definition of ampere |
Torque experienced by a current loop in uniform magnetic field |
Moving coil galvanometer and its current sensitivity and conversion to ammeter and voltmeter |
Current loop as a magnetic dipole and its magnetic dipole moment |
Bar magnet as an equivalent solenoid |
Magnetic field lines |
Earth's magnetic field and magnetic elements |
Para, dia and ferro magnetic substance |
Magnetic susceptibility and permeability |
Hysteresis |
Electromagnets and permanent magnets |
Electromagnetic induction and alternating currents |
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Electromagnetic induction |
Faraday's law |
Induced EMF and current |
Lenz's law |
Eddy currents |
Self and mutual inductance |
Alternating currents |
Peak and RMS value of alternating current/voltage |
Reactance and impedance |
LCR series circuit |
Resonance |
Quality factor |
Power in AC circuits |
Wattless current |
AC generator and transformer |
Optics |
---|
Reflection and refraction of light at plane and spherical surfaces |
Mirror formula |
Total internal reflection and its applications |
Deviation and dispersion of light by a prism |
Lens formula |
Magnification |
Power of a lens |
Combination of thin lenses in contact |
Microscope and astronomical telescope and their magnifying powers |
Wave optics |
Wavefront and Huygens principle |
Laws of reflection and refraction using Huygens principle |
Interference |
Young's double slit experiment and expression for fringe width |
Coherent sources and sustained interference of light |
Diffraction due to a single slit |
Width of central maximum |
Resolving power of microscopes and astronomical telescopes |
Polansation |
Plane polarized light |
Brewster's law |
Uses of plane polarized light and polaroids |
Dual nature of matter and radiation |
---|
Dual nature of radiation |
Photoelectric effect |
Hertz and Lenard's observations |
Einstein's photoelectric equation |
Particle nature of light |
Matter waves-wave nature of particle and Broglie relation |
Davisson-Germer experiment |
Atoms and nuclei |
---|
Alpha-particle scattering experiment |
Rutherford's model of atom |
Bohr model |
Energy levels |
Hydrogen spectrum |
Composition and size of nucleus |
Atomic masses |
Isotopes |
Isobars |
Isotones |
Radioactivity |
Alpha. beta and gamma particles/rays and their properties |
Radioactive decay law |
Mass-energy relation, mass defect, binding energy per nucleon, Its variation with mass number |
Mass defect |
Binding energy per nucleon and its variation with mass number |
Nuclear fission and fusion |
Electronic devices |
---|
Semiconductors: Semiconductor diode |
1-V characteristics in forward and reverse bias |
Diode as a rectifier |
I-V characteristics or LED |
Photodiode |
Solar cell and Zener diode |
Zener diode as a voltage regulator |
Junction transistor |
Transistor action |
Characteristics or a transistor |
Transistor as an amplifier and oscillator |
Logic gates or, and, not, nand and nor |
Transistor as a switch |
Communications system |
---|
Propagation of electromagnetic waves in the atmosphere |
Sky and space wave propagation |
Need for modulation |
Amplitude and frequency modulation |
Bandwidth of signals |
Bandwidth of transmission medium |
Basic elements of a communication system |
Experimental skills |
---|
Familiarity with the basic approach and observations of the experiments and activities |
Vernier callipers and its use to measure internal and external diameter and depth of a vessel |
Screw gauge and its use to determine thickness/diameter of thin sheet/wire |
Simple pendulum-dissipation of energy by plotting a graph between square of amplitude and time |
Meter scale and mass or a given object by principle of moments |
Young's modulus of elasticity of the material of a metallic wire |
Surface tension of water by capillary rise and effect of detergents |
Co-efficient or viscosity of a given viscous liquid by measuring terminal velocity of a given spherical body |
Plotting a cooling curve for the relationship between the temperature of a hot body and time |
Speed of sound in air at room temperature using a resonance tube |
Specific heat capacity of a given solid and liquid by method of mixtures |
Resistivity of the material of a given wire using metre bridge |
Resistance of a given wire using Ohm's law |
Potentiometer |
Comparison or EMF of two primary cells |
Determination of internal resistance of a cell |
Resistance and figure of merit of a galvanometer by half deflection method |
Focal length of |
Convex mirror |
Concave mirror |
Convex Iens using parallax method |
Plot of angle of deviation vs angle of incidence for a triangular prism |
Refractive index of a glass slab using a travelling microscope |
Characteristic curves of a p-n junction diode in forward and reverse bias |
Characteristic curves of a Zener diode and finding reverse break down voltage |
Characteristic curves of a transistor and finding current gain and voltage gain |
Identification of diode, LED, transistor, IC, resistor, capacitor from mixed collection of such items |
Using multimeter to: i) Identify base of a transistor, ii) distinguish between NPN and PNP type transistor, iii) See the unidirectional flow of current in case of a diode and an LED, iv) Check the correctness or otherwise of a given electronic component |
Chemistry
Some basic concepts in chemistry |
---|
Matter and its nature |
Dalton's atomic theory |
Concept of atom, molecule, element and compound |
Physical quantities and their measurements in chemistry |
Precision and accuracy |
Significant figures |
S.I Units |
Dimensional analysis |
Laws of chemical combination |
Atomic and molecular masses |
Mole concept |
Molar mass |
Percentage composition |
Empirical and molecular formulae |
Chemical equations and stoichiometry |
States of matter |
---|
Gaseous state |
Measurable properties of gases |
Gas laws-Boyles Iaw,Charles law,Graham's law of diffusion,Avogadro's law and Dalton's law of partial pressure |
Concept of absolute scale of temperature |
Ideal gas equation |
Kinetic theory of gases, average, root mean square and most probable velocities and their relation with temperature |
Concept of average, root mean square and most probable velocities |
Real gases |
Deviation from ideal behaviour |
Compressibility factor and Van der Waals equation |
Liquid state |
Properties of liquids |
Vapour pressure |
Viscosity and surface tension and effect of temperature on them |
Solid state: Classification of solids |
Molecular, ionic, covalent and metallic solids |
Elementary idea of amorphous and crystalline solids |
Bragg's law and its applications |
Unit cell and lattices |
Packing in solids |
Voids |
Calculations involving unit cell parameters |
Imperfection in solids |
Electrical and magnetic properties |
Atomic structure |
---|
Thomson and Rutherford atomic models and their limitations |
Nature of electromagnetic radiation |
Photoelectric effect |
Spectrum of hydrogen atom and its postulates |
Bohr model of hydrogen atom and its postulates |
Derivation of the relations for energy of the electron and radii of the different orbits |
Limitations of Bohr's model |
Dual nature of matter |
De-Broglie's relationship |
Heisenberg uncertainty principle |
Elementary ideas of quantum mechanics |
Quantum mechanical model of atom and its important features |
Concept of atomic orbitals as one electron wave functions |
Lectron wave functions: variation of Ѱand Ѱ² with r for Is and 2s orbitals: various quantum numbers |
Shapes of s, p and d orbitals |
Electron spin and spin quantum number |
Rules for filling electrons in orbitals |
Aufbau principle |
Pauli's exclusion principle and Hund's rule |
Electronic configuration of elements |
Extra stability of half-filled and completely filled orbitals |
Chemical bonding and molecular structure |
---|
Kossel - lewis approach to chemical bond formation |
Concept of ionic and covalent bonds |
Ionic bonding and formation of ionic bonds |
Factors affecting the formation of ionic bonds |
Calculation of lattice enthalpy |
Covalent bonding |
Concept of electronegativity |
Fajan's rule |
Dipole moment |
Valence shell electron pair repulsion theory and shapes of simple molecules |
Quantum mechanical approach to covalent bonding |
Valence bond theory and its important features |
Resonance |
Molecular orbital theory and its important features |
LCAOS |
Types of molecular orbitals |
Sigma and pi-bonds |
Molecular orbital electronic configurations of homo nuclear diatomic molecules |
Concept of bond order |
Bond length and bond energy |
Elementary idea of metallic bonding |
Hydrogen bonding and its applications |
Chemical thermodynamics |
---|
Fundamentals of thermodynamics |
System and surroundings |
Extensive and intensive properties |
State functions |
Types of processes |
First law or thermodynamics |
Concept of work, heat, internal energy and enthalpy |
Heat capacity and molar heat capacity |
Hess's law of constant heat summation |
Enthalpies of bond dissociation |
Combustion |
Formation |
Atomization |
Sublimation |
Phase transition |
Hydration |
Ionization and solution |
Second law of thermodynamics |
Spontaneity of processes |
∆S of the universe and ∆G of the system as criteria for spontaneity |
Standard Gibbs energy change and equilibrium constant |
Solutions |
---|
Different methods for expressing concentration of solution |
Molality, molarity, mole fraction, percentage, vapour pressure of solutions and Raoult's law |
Ideal and non-ideal solutions |
Composition of vapour pressure |
Plots for ideal and non-ideal solutions |
Colligative properties of dilute solutions |
Relative lowering of vapour pressure |
Depression of freezing point |
Elevation of boiling point and osmotic pressure |
Determination of molecular mass using colligative properties |
Abnormal value of molar mass |
Van't Hoff factor and its significance |
Equilibrium |
---|
Meaning of equilibrium |
Concept of dynamic equilibrium |
Equilibria involving physical processes |
Solid -liquid, liquid - gas and solid - gas equilibria |
Henry's law |
General characteristics of equilibrium involving physical processes |
Equilibria involving chemical processes |
Law of chemical equilibrium |
Equilibrium constants and their significance |
Significance of ∆G and ∆G' in chemical equilibria |
Factors affecting equilibrium concentration, pressure and temperature |
Effect of catalyst |
Le Chatelier's principle |
Ionic equilibrium |
Weak and strong electrolytes |
Ionization of electrolytes |
Various concepts of acids and bases and their ionization |
Acid - base equilibria and ionization constants |
Ionization of water |
Ph scale |
Common ion effect |
Hydrolysis of salts and pH of their solutions |
Solubility of sparingly soluble salts and solubility products |
Buffer solutions |
Redox reactions and electrochemistry |
---|
Electronic concepts of oxidation and reduction |
Redox reactions |
Oxidation number |
Rules for assigning oxidation number |
Balancing of redox reactions |
Electrolytic and metallic conduction |
Conductance in electrolytic solutions |
Molar conductivities and their variation with concentration |
Kohlrausch's law and its applications |
Electrochemical cells |
Electrolytic and galvanic cells |
Different types of electrodes |
Electrode potentials including standard electrode potential |
Half-cell and cell reactions |
EMF of a galvanic cell and its measurement |
Nernst equation and its applications |
Relationship between cell potential and Gibbs' energy change |
Dry cell and lead accumulator |
Fuel cells |
Chemical kinetics |
---|
Rate of a chemical reaction |
Factors affecting the rate of reactions |
Concentration, temperature, pressure and catalyst |
Elementary and complex reactions |
Order and molecularity of reactions |
Rate law |
Rate constant and its units |
Elementary and complex reactions,order and molecularity of reactions,rate law,rate constant and its units,differential and integral forms of zero and first order reactions and their characteristics,rate of a chemical reaction |
Factors affecting the rate of reactions,concentration, temperature, pressure and catalyst,effect of temperature on rate of reactions |
Arrhenius theory |
Activation energy and its calculation |
Collision theory of bimolecular gaseous reactions |
Surface chemistry |
---|
Adsorption |
Physisorption and chemisorption and their characteristics |
Factors affecting adsorption of gases on solids |
Freundlich and Langmuir adsorption isotherms |
Adsorption from solutions |
Catalysis |
Homogeneous and heterogeneous |
Activity and selectivity of solid catalysts |
Enzyme catalysis and its mechanism |
Colloidal state |
Distinction among true solutions |
Colloids and suspensions |
Classification of colloids |
Lyophilic and lyophobic |
Multi molecular |
Macromolecular and associated colloids |
Preparation and properties of colloids |
Tyndall effect |
Brownian movement |
Electrophoresis |
Dialysis |
Coagulation and flocculation |
Emulsions and their characteristics |
Classification of elements and periodicity in properties |
---|
Modern periodic law and present form of the periodic table, s, p, d and f block elements |
Periodic trends in properties of elements atomic and ionic radii |
Ionization enthalpy |
Electron gain enthalpy |
Valence |
Oxidation states and chemical reactivity |
General principles and process of Isolation of metals |
---|
Mode of occurrence of elements in nature |
Minerals |
Ores |
Steps involved in the extraction or metals |
Concentration |
Reduction and refining with special reference to the extraction of Al, Cu, Zn and Fe |
Thermodynamic and electrochemical principles involved in the extraction of metals |
Hydrogen |
---|
Position of hydrogen in periodic table |
Isotopes |
Preparation, properties and uses of hydrogen |
Physical and chemical properties of water and heavy water |
Structure and preparation of hydrogen peroxide |
Reactions and uses of hydrogen peroxide |
Classification of hydrides |
Classification of ionic, covalent and interstitial |
Hydrogen as a fuel |
S - block elements - alkali and alkaline earth metals |
---|
General introduction of group 1 and 2 Elements |
Electronic configuration and general trends in physical and chemical properties of elements |
Anomalous properties of the first element of each group |
Diagonal relationships |
Preparation & properties of some important compounds |
Sodium carbonate and sodium hydroxide and sodium hydrogen carbonate |
Industrial uses of lime, limestone plaster of Paris and cement |
Biological significance of Na, K, Mg and Ca |
P - block elements |
---|
General Introduction of Group 13 to 18 Elements |
Electronic configuration and general trends in physical and chemical properties of elements across the periods and down the groups |
Unique behaviour or the first element in each group |
P - block elements - group 13 elements |
---|
Preparation, properties and uses of boron and aluminium |
Structure, properties and uses of borax, boric acid, diborane, boron trifluoride, aluminium chloride and alums |
Structure, properties and uses of boric acid |
Structure, properties and uses of diborane |
Structure, properties and uses of boron trifluoride |
Structure, properties and uses of aluminium chloride and alums |
P - block elements - group 14 elements |
---|
Tendency for catenation |
Structure, properties and uses of allotropes and oxides of carbon, silicon tetrachloride, silicates. Zeolites and silicones |
P - block elements - group 15 elements |
---|
Properties and uses or nitrogen and phosphorus |
Allotrophic forms of phosphorus |
Preparation, properties, structure and uses of ammonia, nitric acid, phosphine and phosphorus halides |
Structures of oxides and oxoacids of nitrogen and phosphorus |
P - block elements - group 16 elements |
---|
Preparation, properties, structures and uses of ozone |
Allotropic forms or sulphur |
Preparation, properties, structures and uses of sulphuric acid |
Structures of oxoacids of sulphur |
P - block elements - group 17 elements |
---|
Preparation, properties and uses of hydrochloric acid |
Trends in the acidic nature of hydrogen halides |
Structures of interhalogen compounds and oxides and oxoacids of halogens |
P - block elements - group 18 elements |
---|
Occurrence and uses of noble gases |
Structures of fluorides and oxides of xenon |
D and F - block elements |
---|
Transition elements |
General introduction |
Electronic configuration |
Occurrence and characteristics |
General trends in properties of the first row transition elements |
Physical properties |
Ionization enthalpy |
Oxidation states |
Atomic radii |
Colour and catalytic behaviour |
Magnetic properties |
Complex formation |
Interstitial compounds |
Alloy formation |
Preparation, properties and uses of K, Cr, O, and KMnO4 |
Inner Transition Elements |
Electronic configuration of lanthanoids |
Actinoids-oxidation states and lanthanoid contraction |
Electronic configuration and oxidation states of actinoids |
Co-ordinations compound |
---|
Introduction to co-ordination compounds |
Werner's theory |
Ligands |
Co-ordination number |
Denticity |
Chelation |
IUPAC nomenclature of mononuclear co-ordination compounds |
Isomerism - Structural and stereoisomerism |
Bonding |
Valence bond approach and basic ideas of crystal field theory |
Colour and magnetic properties |
Importance of co-ordination compounds |
Environmental chemistry |
---|
Environmental pollution |
Atmospheric, water and soil |
Atmospheric pollution |
Tropospheric and stratospheric |
Tropospheric pollutants - Gaseous pollutants |
Oxides of carbon, nitrogen and sulphur, hydrocarbons and their sources |
Harmful effects and prevention |
Greenhouse effect and global warming |
Acid rain |
Particulate pollutants-smoke, dust, smog. fumes, mist and their sources,harmful effects and prevention |
Stratospheric pollution |
Formation and breakdown of ozone |
Depletion or ozone layer and its mechanism and effects |
Water pollution |
Major pollutants such as pathogens, organic wastes and chemical pollutants and their harmful effects and prevention |
Soil pollution |
Major pollutants such as pesticides their harmful effects and prevention |
Strategies to control environmental pollution |
Purification and characteristics of organic compounds |
---|
Purification |
Crystallization |
Sublimation |
Distillation |
Differential extract ion and chromatography |
Principles and their applications |
Qualitative analysis |
Detection of nitrogen, sulphur, phosphorus and halogens |
Quantitative analysis |
Estimation of carbon, hydrogen, nitrogen, halogens, sulphur and phosphorus |
Calculations or empirical formulae and molecular formulae |
Numerical problems in organic quantitative analysis |
Some basic principles of organic chemistry |
---|
Tetra valency of carbon |
Shapes of simple molecules |
Hybridization of S and P |
Classification of organic compounds based on functional groups and those containing halogens, oxygen, nitrogen and sulphur |
Homologous series |
Isomerism - Structural and stereoisomerism |
Nomenclature of trivial and IUPAC |
Covalent bond fission |
Homolytic and heterolytic |
Free radicals |
Carbocations and carbanions |
Stability of carbocations and free radicals, electrophiles and nucleophiles |
Electronic displacement in a covalent bond |
Inductive effect |
Electrometric effect |
Resonance and hyper conjugation |
Common types of organic reactions |
Substitution, addition, elimination and rearrangement |
Hydrocarbons |
---|
Classification |
Isomerism - Structural and stereoisomerism |
IUPAC nomenclature |
General methods of preparation, properties and reactions |
Alkanes |
Conformations |
Sawhorse and Newman projections |
Mechanism of halogenation of alkanes |
Alkenes |
Geometrical isomerism |
Mechanism of electrophilic addition |
Addition of hydrogen, halogens, water, hydrogen halides |
Ozonolysis and polymerization |
Alkynes |
Acidic character |
Addition of hydrogen, halogens, water and hydrogen halides |
Polymerization |
Aromatic hydrocarbons |
Nomenclature |
Benzene |
Structure and aromaticity |
Mechanism of electrophilic substitution |
Halogenation |
Nitration |
Friedel-Craft's alkylation and acylation |
Directive influence of functional group in mono-substituted benzene |
Organic compounds containing halogens |
---|
General methods of preparation, properties and reactions |
Nature of C-X bond |
Mechanisms of substitution reactions |
Uses: Environmental effects of chloroform |
Iodoform freons and DDT |
Organic compounds containing oxygen |
---|
General Methods of Preparation, Properties, Reactions and Uses |
Alcohols Phenols and Esther |
Identification of primary, secondary and tertiary alcohols |
Mechanism of dehydration |
Phenols |
Acidic nature |
Electrophilic substitution reactions, halogenation, nitration, sulphonation, Friedel-Crafts alkylation and acylation |
Halogenation, nitration and sulphonation |
Reimer-Tiemann reaction |
Ethers |
Aldehyde and ketones |
Nature of carbonyl group |
Nucleophilic addition to >C=O group |
Relative reactivities of aldehydes and ketones |
Important reactions such as nucleophilic addition reactions |
Grignard reagent |
Oxidation |
Reduction |
Acidity of α-hydrogen |
Aldol condensation |
Cannizzaro reaction |
Haloform reaction |
Chemical tests to distinguish between aldehydes and ketones |
Carboxylic acids: formation of esters, acid chlorides and amides, ester hydrolysis |
Acidic strength and factors affecting it |
Organic compounds containing nitrogen |
---|
General methods of preparation, properties, reactions and uses. |
Amines:Nomenclature,classification,structure,basic character and identification of primary, secondary and tertiary amines and their basic character |
Diazonium salts |
Importance in synthetic organic chemistry |
Polymers |
---|
General introduction and classification of polymers |
General methods of polymerization, addition and condensation |
Copolymerization |
Natural and synthetic rubber and vulcanization |
Some important polymers with emphasis on their monomers and uses |
Polythene, nylon, polyester and Bakelite |
Biomolecules |
---|
General introduction and importance or biomolecules |
Classification of carbohydrates |
Aldoses and ketoses |
Monosaccharides and constituent monosaccharides of oligosaccharides |
Proteins |
Elementary Idea of α-amino acids, peptide bond, polypeptides |
Primary, secondary, tertiary and quaternary structure of proteins |
Denaturation of proteins and enzymes |
Classification and functions of vitamins |
Nucleic acid |
Chemical constitution of DNA and RNA |
Biological functions of nucleic acids |
Chemistry in everyday life |
---|
Chemicals in medicines-Analgesies,tranquilizers,antiseptics,disinfectants,antimicrobials,antifertility drugs,antibiotics,antacids,antihistamins-their meaning and common examples |
Chemicals in food-Preservatives,artificial sweatening agents-common examples, Cleansing agents - -Soaps and detergents,cleansing action |
Principles related to practical chemistry |
---|
Detection of extra elements in organic compounds |
Detection of the functional groups |
Alcoholic and phenolic |
Aldehyde and ketone |
Carboxyl and amino groups in organic compound |
Chemistry involved in the preparation or the following: Inorganic compounds: Mohr's salt,potash alum; Organic compounds:Acetanilide,P nitroacetanilide,aniline yellow,iodoform |
Chemistry involved in the titrimetric exercise |
Acids, bases and the use of indicators |
Oxalic-acid vs mohr's salt vs KMnO4 |
Chemical principles involved in the qualitative salt analysis |
Cations |
Anions |
Chemical principles involved in the experiments |
Enthalpy of solution of CuSO4 |
Enthalpy or neutralization of strong acid and strong base |
Preparation of lyophilic and lyophobic sols |
Kinetic study or reaction of iodide with hydrogen peroxide at room temperature |
JEE Main Paper 2 Syllabus
Drawing
Awareness of person, place, building and materials |
---|
Objects |
Texture related to architecture and build-environment |
Visualising three dimensional objects from two dimensional drawings |
Visualising different sides or three dimensional objects |
Analytical reasoning mental ability (visual,numerical and verbal) |
Three-dimensional |
---|
Perception: understanding and appreciation of scale and proportion of objects,building forms and elements,colour texture,harmony and contrast |
Design and drawing or geometrical or abstract shapes and patterns in pencil |
Transformation of forms both 2D and 3D union |
Subtraction, rotation and development or surfaces and volumes |
Generation of plan |
Elevations and 3D views of objects |
Creating two dimensional and three dimensional compositions using given shapes and forms |
Sketching of scenes and activities from memory of urbanscape (public space,market,festivals,street scenes,monuments,recreational spaces etc.) |
Landscape(river fronts,jungles,gardens,trees,plants etc.) and rural life |
It is a known fact that NTA JEE Main sees more than 12 lakh candidates every year vying for a seat in the NITs, IIITs, or GFTIs. It is important that preparation for the largest engineering entrance exam be fruitful. JEE Main preparation tips specify the steps to be followed by students wishing to crack the exam and taste success in it.
JEE Main Preparation Tips 2021
Candidates have an ample amount of extra time to complete and strengthen their preparation for the upcoming exam. Since the candidates are currently at their homes and have enough time to boost their JEE Main 2021 preparation for the February exam, the given topics can be followed to understand how to prepare for better NTA JEE Main 2021 preparation.
- Create a new time table - Since the candidates have more time to prepare for JEE Main 2021, they should accordingly create a new study time-table. Enough time should be allotted for revision, mock test, and reviewing of chapters which the candidates find difficult to remember.
- Go Online - Candidates can check online reference materials released by coaching institutes to help with their preparations. Online lectures are a good way of understanding the various difficult topics of the NTA JEE Main syllabus 2021.
- Attempt Mock Test - Online mock tests should be attempted regularly to check the current preparation status. Mock tests also allow the candidates to work on their mistakes and be prepared for the entrance examination.
- Revise - Candidates should ensure that they revise every important chapter and unit since this will allow them to remember the formulas and facts.
Also Read,
How to prepare for JEE Main 2021 in 6 months?
How to Prepare for JEE Main 2021?
JEE Main Revision Tips by Pramod Maheshwari
JEE Main 2021 Preparation Tips
How can I crack the JEE Main 2021 without coaching?
Time Table for JEE Main 2021 Preparation
JEE Main 2021 Preparation Tips by Experts
Best books for JEE Main 2021
While NCERT help in cementing the foundation, the edge in NTA JEE Main preparation comes from referring to that extra study material. The following books are recommended by students and experts.
Best Books for JEE Main 2021
A student's best friends are his/her study material and books. They are constant companions during the preparation period. It is a fact that good books are good companions and in this respect, some of the best JEE Main books have been listed subject-wise. After the NCERT books, these are the best to help crack JEE Main 2021 successfully. The list of best books for JEE Main 2021 can be checked below.
Best Books for JEE Main Chemistry
Best Books | Author |
Modern Approach to Chemical Calculations | R.C. Mukherjee |
Organic Chemistry | O P Tandon |
Concept of Physical Chemistry | P Bahadur |
Concise Inorganic Chemistry | J D Lee |
Physical Chemistry | P.W. Atkins |
Organic Chemistry | Morrison & Boyd |
Best Books for JEE Main Maths
Maths Books | Author |
Objective Mathematics | R D Sharma |
Plane Trigonometry | S L Loney |
The Elements Of Coordinate Geometry | S L Loney |
Algebra by Dr. S K Goyal | Arihant Publications |
Play with Graphs | Amit M Agarwal (Arihant Publications) |
Differential Calculus | Amit M Agarwal (Arihant Publications) |
Integral Calculus | Amit M Agarwal (Arihant Publications) |
Complete mathematics | JEE Main TMH |
Best Books for JEE Main Physics
Physics books | Author |
Concepts of physics (Vol. 1 and 2) | H.C Verma |
Fundamentals of Physics | Halliday, Resnick & Walker |
Understanding Physics | D C Pandey (Arihant Publications) |
Problems in General Physics | I.E Irodov |
Understanding physics | Freedman and Young |
Problems in physics | SS Krotov |
Problems and solution of physics | Shashi Bhushan Tiwari |
JEE Main 2021 Preparation Tips by Experts and Toppers
Some of the preparation tips for JEE Main 2021 suggested by experts and toppers are
- Use the JEE Main syllabus and study all topics thoroughly
- Understand and know the NTA JEE Main exam pattern well
- Prepare a JEE Main study plan and adhere to it well
- Check and refer to important books and topics recommended by experts and toppers
- Prepare short notes while studying to use as a reference at the last minute
- Practice well by solving previous year sample papers
- Revise and analyze after each test
- Attempt NTA JEE Main mock test to feel actual exam environment
- Check out JEE Main Topper Tips to know their strategies. One may work for you
- Look at the exam analysis from past exam sessions to know weightage of topics and such.
- Revise regularly to avoid missing or forgetting any topic
- Go for small breaks to avoid monotony and tiredness
- Stay positive and be confident; avoid comparisons with others
- Keep healthy and fit
Previous Year's JEE Main January Toppers Interview
Candidates Name | State Code of Eligibility | Interviews |
Rongala Arun Siddhardha | Telangana | Read Interview Here |
Chagari Koushal Kumar Reddy | Telangana | Read Interview here |
Parth Dwivedi | Rajasthan | Read Interview Here |
Akhil Jain | Rajasthan | Read Interview Here |
Landa Jitendra | Andhra Pradesh | Interview Coming Soon |
Thadavarthi Vishnu Sri Sai Sankar | Andhra Pradesh | Interview Coming Soon |
Nishant Agarwal | Delhi (NCT) | Interview Coming Soon |
Nisarg Chadha | Gujarat | Interview Coming Soon |
Divyanshu Agarwal | Haryana | Interview Coming Soon |
Last-minute tips to crack JEE Main 2021
- Know the JEE Main toppers interview and read their preparation strategy to crack the exam.
- Check the February session JEE Main Question Papers and Answer Keys for the last minute preparation
- Check the JEE Main exam analysis to know what type of questions to expect, weightage of topics asked from Physics, Maths, and Chemistry.
- Use the official JEE Main 2021 mock test to practice well for D-Day.
- Keep JEE Main 2021 Exam Day Guidelines on hand to avoid any mistakes on the exam day.
JEE Main 2021 Exam Pattern
JEE Main Paper 1 Exam Pattern
NTA has released the new JEE Main 2021 exam pattern for Paper 1 for the B.Tech aspirants. The JEE Main exam pattern specifies the subjects, types of questions asked, number of questions, duration of exam, marking scheme. mode of exam and language etc. The details of the exam pattern of JEE Main Paper 1 are given below.
Exam Pattern (Paper 1) of JEE Main 2021
Exam mode | Computer-Based Test | ||
Exam duration | 3 hours (4 hours for persons with benchmark disabilities) | ||
Medium | 13 languages including English, Hindi and Gujarati | ||
No. of shifts in JEE Main exam | two shifts per day (9:00 am to 12:00 pm and 3:00 pm to 6:00 pm) | ||
Subjects | Physics, Chemistry, and Mathematics | ||
Type of Questions |
| ||
Difficulty levels of questions | Class 11 and Class 12 | ||
Pattern of JEE Main question paper | Subject | No of Questions | Marks |
Part 1 - Mathematics | 20 MCQs + 5 out of 10 NQs | 100 | |
Part 2 - Physics | 20 MCQs + 5 out of 10 NQs | 100 | |
Part 3 - Chemistry | 20 MCQs + 5 out of 10 NQs | 100 | |
Total | 90 (75 questions compulsary) | 300 | |
Marking Scheme used in JEE Main 2021 exam | Correct Answer | Four marks (+4) | |
Incorrect Answer/Multiple Answer | Minus one mark (-1); No negative marking for NQs | ||
Unanswered | No marks (0) |
* MCQs- Multiple Choice Questions
*NQs - Numerical Questions
Languages allowed in JEE Main 2021 Questions Papers (Paper I ):
Candidates can now opt for the following languages to answer JEE Main 2021 question papers. This is a new change implemented from JEE Main exam this year.
Language | Exam Centres Location |
English | All Exam Centres |
Hindi | All Exam Centres in India |
English & Assamese | Assam |
English & Bengali | West Bengal, Tripura and Andaman & Nicobar Island |
English & Gujarati | Gujarat, Daman and Diu, Dadra and Nagar Haveli |
English & Kannada | Karnataka |
English & Marathi | Maharashtra |
English & Malayalam | Kerala and Lakshadweep |
English & Odia | Odisha |
English & Punjabi | Punjab, Chandigarh and Delhi |
English & Tamil | Tamil Nadu, Puducherry and Andaman & Nicobar Island |
English & Telugu | Andhra Pradesh and Telangana |
English & Urdu | All Exam Centres in India |
Note: Candidates who stay in the respective states mentioned above can only opt to answer JEE Main 2021 question paper in the regional language of the state.
Check the video explaining JEE Main 2021 Syllabus. Also know JEE Main Exam Pattern,
JEE Main Paper 2 Exam Pattern
B.Arch or B.Plan aspirants appearing for JEE Main Paper 2 must be conversant with the exam pattern. NTA has also made changes in JEE Main 2021 exam pattern (Paper 2). Students can know what to expect in the exam in terms of types of questions, marking scheme, language, mode, and more. Paper 2 of JEE Main is separate for B.Arch and B.Plan applicants. While both have aptitude and mathematics in common, B.Arch students must take up the drawing test while the B.Plan applicants must answer JEE Main 2021 questions on planning. Candidates can check the exam pattern of JEE Main 2021 below.
JEE Main Exam Pattern (Paper 2) - B.Arch
Exam mode | Computer-based | ||
Exam duration | 3 hours | ||
Languages/ Medium | Candidates can answer JEE main 2021 questions in 13 languages. The details and guidelines for languages are the same as for Paper 1. | ||
Duration | 3 hours | ||
JEE main 2021 Number of shifts | Two shifts per day: (9:00 am to 12:00 pm and 3:00 pm to 6:00 pm) | ||
Type of Questions in JEE Main 2021 | For Maths and Aptitude -Multiple choice questions (MCQs) and Numerical Questions (NQs) | ||
Drawing - questions requiring drawing | |||
JEE Main Question Paper details | Subject | No of Questions | Marks |
Part 1 - Mathematics | 20 MCQs + 10 Numerical (5 out of 10) | 100 | |
Part 2 - Aptitude | 50 MCQs | 200 | |
Part 3 - Drawing | 2 | 100 | |
Total (tentative) | 82 (77 questions are compulsory) | 400 | |
Marking Scheme for MCQs Mathematics-Part I Aptitude Test-Part II | Correct Answer | Four marks (+4) | |
Incorrect Answer/Multiple Answer | Minus one mark (-1). No negative marks for NQs | ||
Unanswered | No mark (0) | ||
Drawing Test – Part III | Two questions to be evaluated out of 100 marks | ||
Difficulty levels of questions | Maths and Aptitude - Class 11 and Class 12 standard |
JEE Main Exam Pattern (Paper 2B) - B.Plan
Parameters | Particulars |
Exam Mode | Computer-based test (CBT) |
Exam Duration | 3 hours (3.00 pm to 6.00 pm) |
Subjects | Mathematics, General Aptitude, and Planning |
Total number and type of questions | Maths - 20 MCQ questions and 10 numerical questions (5 out of 10) Aptitude - 50 MCQs Planning - 25 questions. Total Questions - 105 (100 questions are compulsory) |
Marking Scheme | 4 marks for a correct answer -1 for an incorrect answer. No negative marks for numerical questions |
Maximum Marks | 400 |
Practice is the key to improve what one has studied. This is possible with constant practice with the help of past question papers, mock tests, and such for NTA JEE Main 2021. The mock tests are available on the NTA website where one can download the same or practice online. Students can even register and book JEE Main mock tests and go to the nearest Test Practice Centres (TPCs) for practice.
To practice on the JEE Main Mock Test on the NTA website - click here
National Test Abhyas App: NTA has released its National Test Abhyas in English and Hindi for JEE Main 2021 aspirants. Candidates can download the app and simply practice for JEE Main 2021 at their convenience with daily tests uploaded for their benefit. NTA has released sample numerical questions of JEE Main 2021. Candidates can use these to understand the type of questions that may be asked in the actual exam.
JEE Main Question Papers of Past Years: It is important to check all past year question papers to gauge the important topics, understand how the exam will be like, improve time management skills as well as increase the speed of answering on the JEE Main exam day.
NTA will release the JEE Main admit card for March exam in online mode only. To download the JEE Main March 2021 admit card candidates will have to use the NTA JEE Main login and enter their application number and date of birth. Candidates will have to carry the NTA JEE Mains 2021 admit card to the exam centre along with a valid photo ID.
How to download JEE Main 2021 Admit Card?
- Go to IIT JEE 2021 web page (Link will be updated)
- Click on the admit card link on the page
- Enter Application Number and Date of Birth in the NTA JEE Main exam login window.
- The admit card of JEE Mains 2021 exam will appear on the screen.
- Candidates must make sure that the details on the admit card are correct.
- They must print the same and safely keep it as it will be needed during counselling and admissions.
Video on How to download JEE Main Admit Card 2021
Things to carry to JEE Main 2021 Exam Centres
- IIT JEE Admit Card along with Self Declaration (Undertaking) downloaded from the NTA website (a clear printout on A4 size
- paper) duly filled in.
- A simple transparent Ball Point Pen
- A valid photo id proof
- A passport size photograph (same as in application form)
- PwD certificate if applicable
- Personal hand sanitizer (50 ml)
JEE Main 2021 admit card details mentioned
- Name of Candidate
- Father's Name
- Date of Birth
- Gender
- Category
- State of Eligibility
- JEE Main Roll Number
- Paper for which appearing
- JEE Main Application Number
- JEE Main Exam 2021 Centre Name and Address
- Photograph and Signature of Candidate
- Parent's signature
- JEE Main Exam Date and Time (Shift)
IIT JEE Admit Card 2021 Unable to download the admit card?
Candidates who are unable to download their admit card must call the JEE Main helpline numbers from 10 am to 5 pm at 0120 6895200 OR send an email to jeemain-nta@nic.in giving their NTA JEE Main 2021 application number and also the confirmation page.
IIT JEE Self Declaration form 2021
Due to the prevailing COVID-19 conditions, NTA has a self-declaration/Undertaking for the students to provide details about their health status, travelling status. Candidates have to give the following details in the NTA self-declaration form-
- Flu-like symptoms in the last 14 days- Fever, Cough: Breathlessness: Sore throat, Runny Nose, Body ache, others.
- Whether been in close contact with a confirmed case of the COVID-19.
- Travel history in the last 14 days prior to arriving at the Centre.
Sample Image of JEE Main Admit Card
JEE Main 2021 Exam Centers
State | City |
---|---|
Andaman and Nicobar Islands | Port Blair |
Andhra Pradesh | Chittoor |
Anantapur | |
Eluru | |
Guntur | |
Kurnool | |
Kakinada | |
Nellore | |
Rajahmundry | |
Tirupati | |
Vijayawada | |
Visakhapatnam | |
Vizianagaram | |
Bhimavaram | |
Ongole | |
Srikakulam | |
Narasaraopet | |
Proddatur | |
Surampalem | |
Chirala | |
Kadapa | |
Assam | Dibrugarh |
Guwahati | |
Jorhat | |
Silchar | |
Tezpur | |
Bihar | Bhagalpur |
Gaya | |
Muzaffarpur | |
Patna | |
Purnea | |
Darbhanga | |
Arrah | |
Aurangabad | |
Gopalganj | |
Nalanda | |
Samastipur | |
Begusarai | |
East Champaran | |
Madhubani | |
Nawada | |
Rohtas | |
Sitamarhi | |
Siwan | |
West Champaran | |
Chandigarh | Chandigarh |
Chhattisgarh | Bilaspur |
Raipur | |
Durg | |
Bhilai | |
Daman and Diu | Daman |
Diu | |
Delhi | Delhi |
Goa | Panaji |
Margao | |
Gujarat | Ahmedabad |
Anand | |
Bhavnagar | |
Jamnagar | |
Rajkot | |
Surat | |
Vadodara | |
Valsad | |
Junagadh | |
Himatnagar | |
Gandhinagar | |
Mehsana | |
Navsari | |
Bharuch | |
Bhuj | |
Haryana | Ambala |
Faridabad | |
Gurugram | |
Hisar | |
Karnal | |
Kurukshetra | |
Panipat | |
Sonipat | |
Yamuna Nagar | |
Rewari | |
Rohtak | |
Bhiwani | |
Mahendragarh | |
Himachal Pradesh | Shimla |
Solan | |
Hamirpur | |
Mandi | |
Una | |
Kullu | |
Bilaspur | |
Kangra | |
Sirmaur | |
Palampur | |
Jammu and Kashmir | Baramulla |
Jammu | |
Srinagar | |
Samba | |
Anantnag | |
Pulwama | |
Leh | |
Jharkhand | Dhanbad |
Jamshedpur | |
Ranchi | |
Bokaro Steel City | |
Hazaribagh | |
Ramgarh | |
Giridih | |
Karnataka | Bellary |
Bidar | |
Hassan | |
Udupi | |
Belgaum | |
Bengaluru | |
Gulbarga | |
Hubballi | |
Mangaluru | |
Mysore | |
Shivamogga | |
Tumkur | |
Dharwad | |
Manipal | |
Davanagere | |
Mandya | |
Kerala | Alappuzha |
Ernakulam | |
Kannur | |
Kollam | |
Kottayam | |
Kozhikode | |
Malappuram | |
Palakkad | |
Thiruvananthapuram | |
Thrissur | |
Idukki | |
Kasaragod | |
Pathanamthitta | |
Chengannur | |
Angamaly | |
Muvattupuzha | |
Wayanad | |
Madhya Pradesh | Bhopal |
Gwalior | |
Indore | |
Jabalpur | |
Rewa | |
Sagar | |
Satna | |
Ujjain | |
Balaghat | |
Betul | |
Chhindwara | |
Dhar | |
Khargone | |
Dewas | |
Vidisha | |
Hoshangabad | |
Maharashtra | Ahmednagar |
Akola | |
Amravati | |
Aurangabad | |
Jalgaon | |
Kolhapur | |
Mumbai | |
Nagpur | |
Nanded | |
Nashik | |
Pune | |
Solapur | |
Thane | |
Chandrapur | |
Dhule | |
Latur | |
Raigad | |
Ratnagiri | |
Sangli | |
Satara | |
Wardha | |
Navi Mumbai | |
Beed | |
Bhandara | |
Buldhana | |
Gondia | |
Palghar | |
Yavatmal | |
Manipur | Imphal |
Meghalaya | Shillong |
East Khasi Hills | |
Mizoram | Aizawl |
Nagaland | Dimapur |
Kohima | |
Odisha | Balasore |
Berhampur | |
Bhubaneswar | |
Cuttack | |
Rourkela | |
Sambalpur | |
Ganjam | |
Dhenkanal | |
Angul | |
Bhadrak | |
Mayurbhanj | |
Baripada | |
Jajpur | |
Kendrapara | |
Kendujhar | |
Puri | |
Jagatsinghpur | |
Bhawanipatna | |
Jeypore | |
Puducherry | Puducherry |
Punjab | Amritsar |
Jalandhar | |
Ludhiana | |
Patiala | |
Sangrur | |
Fatehgarh Sahib | |
Pathankot | |
Bathinda | |
Sahibzada Ajit Singh Nagar | |
Hoshiarpur | |
Rajasthan | Ajmer |
Alwar | |
Bikaner | |
Jaipur | |
Jodhpur | |
Kota | |
Sikar | |
Udaipur | |
Sri Ganganagar | |
Bhilwara | |
Jhunjhunu | |
Nagaur | |
Sawai Madhopur | |
Bharatpur | |
Dausa | |
Karauli | |
Sikkim | Gangtok |
Tamil Nadu | Chennai |
Coimbatore | |
Kanyakumari | |
Madurai | |
Namakkal | |
Salem | |
Tiruchirappalli | |
Tirunelveli | |
Cuddalore | |
Thanjavur | |
Thoothukudi | |
Vellore | |
Virudhunagar | |
Nagercoil | |
Kanchipuram | |
Tiruvallur | |
Viluppuram | |
Krishnagiri | |
Tiruppur | |
Telangana | Hyderabad |
Karimnagar | |
Khammam | |
Warangal | |
Mahabubnagar | |
Nalgonda | |
Secunderabad | |
K.V.Rangareddy | |
Nizamabad | |
Suryapet | |
Mahabubabad | |
Siddipet | |
Tripura | Agartala |
Uttar Pradesh | Agra |
Aligarh | |
Allahabad | |
Bareilly | |
Ghaziabad | |
Gorakhpur | |
Greater Noida | |
Noida | |
Jhansi | |
Kanpur | |
Lucknow | |
Meerut | |
Mathura | |
Moradabad | |
Muzaffarnagar | |
Varanasi | |
Faizabad | |
Sitapur | |
Ambedkar Nagar | |
Azamgarh | |
Ballia | |
Banda | |
Barabanki | |
Basti | |
Bijnor | |
Bulandshahr | |
Chandauli | |
Deoria | |
Etawah | |
Firozabad | |
Ghazipur | |
Jalaun | |
Jaunpur | |
Kushinagar | |
Lakhimpur Kheri | |
Mau | |
Mirzapur | |
Pratapgarh | |
Raebareli | |
Saharanpur | |
Shahjanpur | |
Sonbhadra | |
Sultanpur | |
Uttarakhand | Dehradun |
Haldwani | |
Haridwar | |
Pantnagar | |
Roorkee | |
Nainital | |
Almora | |
Pauri Garhwal | |
Udham Singh Nagar | |
West Bengal | Asansol |
Durgapur | |
Hooghly | |
Howrah | |
Kalyani | |
Kolkata | |
Siliguri | |
Burdwan | |
Bankura | |
Nadia | |
North 24 Parganas | |
Paschim Medinipur | |
Purba Medinipur | |
South 24 Parganas | |
Arunachal Pradesh | Itanagar |
Naharlagun | |
Dadra and Nagar Haveli | Dadra and Nagar Haveli |
Lakshadweep | Kavaratti |
Documents Required at Exam
- JEE Main admit card
- A valid photo ID (passport, college/school ID card, driving license)
- One passport size photograph
- PwD category candidates will have to carry a copy of the PwD certificate in the prescribed format.
The authorities are soon expected to release the final JEE Main answer key for February session. Official JEE Main 2021 answer key for paper 1 & 2 has been released by NTA in online mode. Candidates can now check the answer key of JEE Main 2021. NTA JEE Main answer key gives the correct answers to the questions asked during the exam. These can be checked and downloaded through the JEE Main 2021 candidate login. Candidates can calculate their probable scores with the help of the official JEE Main answer key. They could challenge the JEE Mains 2021 answer key within March 1 to 3 by paying Rs.200 per question which will be refunded if their challenge is found to be accurate.
Latest: To check JEE Main 2021 official answer key- Click Here
Video on How to download official JEE Main Answer Key?
Unofficial JEE Main Answer Key
Exam Date | Shift 1 | Shift 2 |
Careers360 - Feb 23 | ||
Reliable Kota- February 26 | Maths - Click Here Physics - Click Here Chemistry - Click Here | Maths - Click Here Physics -Click Here Chemistry - Click Here |
Resonance- February 26 | Maths - Click here Physics - Click Here Chemistry - Click Here | Maths- Physics- Chemistry-Click Here |
Reliable Kota- February 24 | Maths- Click Here Physics- Click Here Chemistry- Click Here | Maths- Click Here Physics- Click Here Chemistry- Click Here |
Resonance- February 24 | Maths- Click Here Physics- Click Here Chemistry- Click Here | Maths- Click Here Physics- Click Here Chemistry- Click Here |
Careers 360 - February 24 | ||
Reliable Kota- February 25 | Maths - Click Here Physics - Click Here Chemistry - Click Here | Maths - Click Here Physics - Click Here Chemistry - Click Here |
Resonance- February 25 | Maths - Click here Physics - Click Here Chemistry - Click Here | Maths- Click Here Physics- Click Here Chemistry- Click Here |
Also Read:
JEE Main 2021 Answer Key by Allen Kota
JEE Main Answer Key by Aakash Institute
JEE Main 2021 Answer Key by FIITJEE
JEE Main Answer Key by Career Point
JEE Main 2021 Answer Key by Sri Chaitanya
JEE Main 2021 Answer key - February
Candidates can check the JEE Main answer key 2021 February from the official website jeemain.nta.nic.in.
How to download the JEE Main 2021 answer key?
- Candidates must use their JEE Main February application number and date of birth/password to log in.
- They must click on the "Download/Challenge answer key link", given there.
- The IDs of the correct answers will be displayed along with the options to challenge the JEE Main 2021 answer key.
- Take a printout of the same.
- Match the IDs with the downloaded JEE Mains 2021 question paper available in the candidate's account.
How to cross check JEE Main answer key with the questions?
To challenge the answer key of JEE Main, candidates must know the question IDs. This is required as NTA just publishes the answer option with the question ID and not the actual question asked. So what is the JEE Main 2021 question ID? This is the number given to each question asked in the NTA JEE Mains 2021 question paper and also given in the candidate's response sheet.
So the first step candidates must do is to download the JEE Main question paper that is available in the candidate login. This means that they will have all the question Ids on hand. Then they must check the JEE Main provisional answer key for the questions and match them. In case of discrepancy, they must note the JEE Main question ID and the answer ID to keep track of the same.
How to challenge the JEE Main answer key?
- Go to the official website
- Click on the "challenge answer key" link displayed
- Go to the question to be challenged and click on the answer ID option that is correct.
- Save and pay Rs 1000 per question challenged.
JEE Main 2021 Candidate Response Sheets
NTA has released the JEE Main candidate response sheets along with the official answer key. Candidates have to log in to download their NTA JEE Main response sheets to correlate with the official answer key. The JEE Main 2021 candidate response sheets consist of the answers given by candidates captured by the system and are used to compile the marks obtained by the candidates in the exam. The NTA JEE Main candidate response sheets also allow candidates to go through their responses and raise any objection to the official answer key and apply to NTA for the same.
Candidates can check the student reactions for JEE Main 2021 Paper 1 and Paper 2 here. Careers360 team will do a complete coverage of all JEE Main 2021 sessions and all the student reactions, reviews, and responses will be updated here.
Video on JEE Main 2021 Student Reactions - February 26
Video on JEE Main 2021 Student Reactions - February 25
Video on JEE Main 2021 Student Reactions - February 24
Video on JEE Main 2021 Student Reactions - February 23
Since the exam is a computer-based test held in multiple sessions on different days, candidates can use the JEE Main exam analysis 2021 to get an idea of the difficulty levels of the exam and what to expect in their own session. Candidates can check the JEE Main February 2021 exam analysis buy coaching institutes from the table below
JEE Main February Exam Analysis by Coaching Institutes
Name of Coaching Centre | Link |
Resonance - JEE Main Analysis Feb 2021 | Click Here |
IIT JEE Main 2021 Feb Analysis - Aakash | Click Here |
Vidyamandir - JEE Main February Analysis | Click Here |
FIITJEE - JEE Main exam analysis | |
JEE Main Analysis Sri Chaitanya |
NTA will announce the JEE Main result through the official website. JEE Main result 2021 February will be available by March 7 at jeemain.nta.ac.in. Previously, Candidates will have to log in using the NTA JEE Main application number and date of birth to download their scorecard. To ensure equivalence in the difficulty levels of all shifts, the prescribed NTA normalization procedure will be put to use to arrive at the normalized JEE Main 2021 scores for each of the three subjects. The total score will be announced in the JEE Main February result 2021.
Steps to check JEE Main 2021 Result
The NTA JEE Main All India Rank will be announced in online mode and the better of the two scores will be considered while assigning the rank to the students. The JEE main 2021 result will depict the following details
- Name of the candidate
- JEE Main 2021 Roll number
- Date of birth
- Name of the candidate’s parents
- State code of eligibility
- Category and Nationality
- Subject-wise NTA JEE Main scores
- Total NTA scores obtained in the first attempt
- The JEE Main 2021 scores of both the attempts or a single attempt have been released along with the rank allotted on the better of the two scores.
JEE Main 2021 Rank List
NTA will not release a separate JEE Main 2021 merit list. The result /scorecard will mention the JEE Main ranks.
In case of a tie in JEE Main 2021, inter-se-merit guidelines to follow are
For JEE Main 2021 Paper 1 - Tie between candidates obtaining equal total NTA scores in Paper 1, will be resolved as follows:
- NTA score in Mathematics
- NTA score in Physics
- NTA score in Chemistry
- Candidates older in Age
- If the resolution is not possible after this criterion, candidates will be given the same rank
For JEE Main Paper 2 - Tie between candidates obtaining equal total NTA scores in Paper 2 will be resolved as follows
- NTA score obtained in Mathematics
- NTA score obtained in Aptitude Test
- NTA score obtained in Drawing Test
- Candidates older in age
- If the resolution is not possible after this criterion, candidates will be given the same rank.
The National Testing Agency will release the JEE Main 2021 cutoff for paper 1 based on the candidate's category. The minimum rank that fetches a seat in the NITs, IIITs, or the GFTIs is the cutoff for JEE Main. Since NTA JEE Main is the screening test for JEE Advanced, NTA releases the qualifying cutoff required to appear in JEE Advanced along with the result. The JEE Main 2021 cutoff will be different for each category, branch, and institute.
The JEE Main cutoff for B.Arch and B.Plan is separate for each course and institute. To plan for the counselling and ensure a good seat, candidates are advised to check the JEE Main cutoff for B.Arch and B.Plan via Paper 2. This will help them to get an idea of the ranks at which NTA JEE Main admissions generally close.
JEE Main 2021 expected cutoff
Category | Cutoff |
Common Rank List (CRL) | 90.3765335 |
GEN-EWS | 70.2435518 |
Other Backward Classes (OBC-NCL) | 72.8887969 |
Scheduled Caste (SC) | 50.1760245 |
Scheduled Tribe (ST) | 39.0696101 |
PwD | 0.0618524 |
JEE Mains Cutoff Trends
To understand and know the qualifying JEE Main cutoff, check the table below.
Category | 2020 | 2019 |
OBC-NCL | 72.8887969 | 74.3166557 |
SC | 50.1760245 | 54.0128155 |
General | 90.3765335 | 89.7548849 |
ST | 39.0696101 | 44.3345172 |
PwD | 0.0618524 | 0.11371730 |
GEN-EWS | 70.2435528 | 78.2174869 |
JEE Main Cutoff for NITs (2020, 2019, 2018,2017, 2016)
JEE Main Cutoff for IIITs (2020, 2019, 2018,2017, 2016)
Mode of Counselling: Online
Joint Seat Allocation Authority (JoSAA) is the conducting authority for the JEE Main 2021 counselling and seat allotment process. JoSAA will conduct the counselling and seat allotment process for JEE Main 2021 qualified candidates. To participate in JoSAA counselling, candidates have to register and fill choices of colleges and seats are allotted on the basis of rank in JEE Main 2021. JoSAA counselling is held as a common process with the counselling for JEE Advanced. JoSSA counselling 2021 consist of six general rounds followed by two mock round.
JEE Main Counselling 2021:
- There is no registration or application fee for JEE Main counselling held through JoSAA.
- JEE Main Registration is one time during counselling. This is valid for all rounds of the counselling.
- Candidates must enter their options for courses and colleges.
- Seat allotment of JEE Main will be on the basis of the options filled by the candidate, merit rank and seat availability
- Thereafter for every round after the allotment, candidates who are allotted seats must download the provisional seat allotment letter, pay the part seat acceptance fee and report to the nearest reporting centre as specified for verification of documents.
- Next, they must take indicate their wishes with regard to the seat allotted:
Freeze option if they wish to keep the seat and not participate further
Float option if they wish to upgrade in the next rounds
Slide if they like the institute but wish to upgrade to a better branch within the same institute - Withdraw if they wish to participate no further in the counselling process.
NOTE: After the last round is completed, candidates must report to the institutes to complete their admission formalities by paying the balance fee and submitting the requisite documents to the allotted institute.
JEE Main Participating Institutes 2021
Candidates will be able to apply for 31 NITs, 25 IIITs and 28 CFTIs on the basis of JEE Main 2021 ranks. Candidates can check the complete list of the NTA JEE Main participating institutes from the following tables-
JEE Main 2021 Participating Institutes - (IIITs)
JEE Main Participating Institutes 2021 (CFTIs)
JEE Main 2021 Participating Institutes - NITs
Name of the Institute | Total Number of Seats |
786 | |
710 | |
937 | |
811 | |
867 | |
480 | |
184 | |
937 | |
180 | |
725 | |
150 | |
714 | |
565 | |
832 | |
180 | |
150 | |
135 | |
155 | |
638 | |
235 | |
955 | |
850 | |
200 | |
660 | |
632 | |
740 | |
814 | |
150 | |
800 | |
873 | |
922 |
Fee Structure of JEE Main Participating Institutes
Institute Type | Fee Structure |
National Institutes of Technology | Click here |
Indian Institutes of Information Technology | Click here |
Government Funded Technical Institutes | Click here |
Documents Required at Counselling
- Provisional JoSAA seat allotment letter
- JEE Main admit card
- 3 passport size photographs (the same as uploaded during registration)
- Photo identity card
- Date of birth proof
- Class XII mark sheet
- JEE Main score card
- Category certificate (if applicable)
General Information
Frequently Asked Questions (FAQs)
Question: Can I apply for more than one JEE Main 2021 session together?
Answer:
The candidate has the option to apply for more than one session together (February/March /April /May) and they have to pay the exam fee respectively.
Question: Will 75 be there for JEE Main 2021 as well?
Answer:
No! students have got a waiver of 75% in class 12 for JEE Main 2021.
Question: When is JEE Main 2021 exam going to be held?
Answer:
JEE Main 2021 will be held in March, April, and May. The February session was concluded Feb 26. The second session will be held on March 15, 16, 17, and 18; third session on April 27, 28, 29, and 30; the fourth session on May 24, 25, 26, 27, and 28.
Question: JEE Main 2021 syllabus is reduced?
Answer:
The detailed JEE Main 2021 syllabus has been released and is the same as that of the last year. However, NTA has made changes in the JEE Main exam pattern 2021 to allow for the syllabus reduction in respective class 12 state boards.
Question: Can I apply for more than JEE Main 2021 one session?
Answer:
Yes. students can apply for more than one session. If they miss the session for any reason, they will be allowed to carry forward the fee paid for the one of the subsequent JEE Main 2021 exam sessions but the fee will not be refunded at any cost.
Question: If I don't have 75 in my class 12, can I write JEE Main 2021?
Answer:
Yes, you can appear for JEE Main 2021. Also for admissions, no need to have 75% in your class 12 for Gen and OBC candidates, and 65% for reserved candidates.
Question: Which JEE Main 2021 score will be considered for admissions?
Answer:
Best score of the four attempts will be used for JEE Main 2021 rank list. Admissions will be based on the rank secured in the exam.
Question: How will the allotment of seats through JEE Main be done?
Answer:
JoSAA will conduct a centralized counselling for JEE Main qualified candidates. To participate, the candidates will have to register and choose their preferred courses and colleges from the available list. Allotment will be done as per their merit in JEE Main, preferences and availability of seats. Total seven rounds of counselling will be held.
Question: Is self study enough to crack JEE Main?
Answer:
Yes. If the student works hard and is diligent with his/her studies, cracking JEE Main is not a tough thing.
Question: What is JEE Main common rank list?
Answer:
The authorities shall release a category based rank list specifying the separate ranks for candidates belonging to reserved and unreserved categories respectively.
Question: How can I download the JEE Main 2021 admit card?
Answer:
Candidates will be able to download it the JEE Main 2021 admit card for March sesson by logging in to the candidate portal using their application number and date of birth.
Question: How many times will JEE Main 2021 be conducted?
Answer:
JEE Main 2021 exam dates announced by NTA state that JEE Main exam will be held four times - February, March, April & May.
Question: JEE Main 2021 exam will be be held in how many languages?
Answer:
JEE Main exam 2021 will be conducted in 13 languages including English, Hindi, Assamese, Bengali, Gujarati, Kannada, Marathi, Malayalam, Odia, Punjabi, Tamil, Telugu, and Urdu.
Question: Can candidates apply for another session, If they did not apply for February session?
Answer:
Yes, if any candidate didn't apply for the February Session, they can apply for the remaining attempts. The JEE Main 2021 application window will be re-opened immediately after the announcement of the result of the February / March/ April Exams.
Question: Will JEE Main 2021 Paper 2 (A & B) be conducted Four Times this year?
Answer:
No, JEE Main 2021 Paper-2 will be conducted twice in February & May as it comprises of Drawing Test (Pen & Paper mode). But, JEE Main Paper I will be held all four sessions.
Questions related to JEE Main
jee mains advanced how many marks contained and what is the eligibity for bc candidiated
Hello
If you are qualified in JEE Mains examination then you are eligible for JEE advance examination. If you are BC candidate then you have to qualified with 72% marks in JEE mains examination. And if you are giving JEE advanced examination then you have to score minimum 69 in minimum no of subjects are 6. Then you are qualified the examination. And one thing remember that every year cut-off marks will differ. I'll provide you a link below you can check it for more details.
https://engineering.careers360.com/articles/jee-advanced-exam-pattern
All the best.
jee mains 2021febravary results
Hello Aspirant,
Joint Entrance Examination (JEE) Main February 2021 result is expected to be released by National Testing Agency on their official website anytime soon. The results are expected to be announced today. You will be able to check your results on following sites:
JEE Main 2021 official website- jeemain.nta.nic.in
Alternate NTA JEE result site - ntaresults.nic.in
Keep checking the link below for live updates on JEE main results:
https://news.careers360.com/jee-main-result-february-2021-live-updates-released-date-scorecard-all-india-rank-cutoff-latest-news
good Luck
can i pay the jee main fees by idbi debit card...if yes than which option of bank providers should i select...pliz tell me step by step
Dear Student,
You can pay fees from your debit card.You will get the options of different banks names under debit card menu.You have to select your bank provider for paying fees.If you are facing problem you can also pay fees through your paytm.You can select paytm option instead of debit card and can pay fees
Thanks