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JEE Main 2026 Jan 23 Shift 1, 2 Question paper with solution - The JEE Main 2026 January 23 Shift 1 and Shift 2 examinations were successfully conducted by the National Testing Agency (NTA) as part of JEE Main 2026 Session 1 (January 2026). Candidates can now access the official JEE Main 2026 question papers, provisional answer keys, and recorded response sheets released by NTA. The links for the JEE Main 2026 Jan 23 shift 1 and 2 question papers with solutions are available below. You can also use JEE Main College Predictor 2026 as a tool to predict your college. NTA has release the official Jan 23 question papers for both shifts for the JEE Main 2026 exam on the official website, jeemain.nta.nic.in.
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The links for the Official JEE Main 2026 question papers for the Jan 23 shift 1 and 2 exam are now available below:
JEE Main 2026 questions are mentioned below:
Chemistry
Question 1: The correct order of ionisation energy of Cl , S , P , Al , Si is
1 Cl > P > S > Si > Al
2 P > Cl > S > Al > Si
3 Cl > S > P > Si > Al
4 Cl > Al > Si > P > S
Question 2: Given below are two statements
Statement-I : [ CoBr4 ]2− absorbs lesser energy than [ CoCl4]2−
Statement-II : [ CoCl4]2− has higher crystal field splitting energy then [ CoBr4 ]2−
1 Both S-I and S-II are correct
2 Both S-I and S-II are incorrect
3 S-I is correct and S-II are incorrect
4 S-I is incorrect and S-II are correct
Question 3: In the reaction sequence, what is the mass (in grams) of product (C) formed?

Maths
Question 1: A rectangle is formed by lines $x=0, y=0, x=3, y=4$. A line perpendicular to $3 x+4 y+6=0$ divides the rectangle into two equal parts, then the distance of the line from $\left(-1, \frac{3}{2}\right)$ is
$1\quad2$
$2 \quad \frac{17}{10}$
$3 \quad\frac{6}{5}$
$4 \quad\frac{8}{5}$
Question 2: Let $A=\{-2,-1,0,1,2,3,4\}$ and $R$ be a relation $R$, such that $R=\{(x, y):(2 x+y) \leq-2, x \in A, y \in A\}$.
Let I = number of elements in R
$m=$ minimum number of elements to be added in $R$ to make it reflexive.
n= minimum number of elem
be added in $R$ to make it symmetric, then $(1+m+n)$ is
1)10
2)17
3)11
4) 14
Physics
Question 1: There are two point charges, one at vertex and other at face as shown the cube. Find electric flux through the cube.
$1\quad3 q / \varepsilon_0$
$2\quad q / \varepsilon_0$
$3\quad3 q / 4 \varepsilon_0$
$4\quad5 q / \varepsilon_0$
Question 2: If a projectile is being projected with speed $v$ at angle $60^{\circ}$ with horizontal. Find the ratio of speed at the highest point ( $v_B$ ) to the speed at final point ( $v_C$ ).
1) 3:4
2) 1:3
3) 1: 2
4) 1:12
In this section, we are providing you with a detailed analysis of the JEE Main shift 1 of Jan 23.
1. Physics:
The overall difficulty level of the Physics paper was easy.
The overall difficulty level of the JEE Main 23rd January morning shift Physics section was difficult compared to the 21st jan evening shift and easy with the morning shift of 21st Jan.
The Physics paper was hard with respect to the maths and chemistry papers.
JEE Main 22rd January morning shift Physics paper time taking due to its toughness.
Questions were asked about the following Topics:
2 questions from Error analysis
1 matching-type question from Electrostatics
1 question from the Lyman series and de Broglie wavelength
2 questions from Optics
1 question from Current Electricity
1 question from MOI
1 question from angular momentum
1 question from AC
1 question from magnetic effect of current
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2. Chemistry:
Overall difficult level of Chemistry was moderate
Chemistry questions are tricky and time-consuming.
The overall difficulty level of the Chemistry section in the JEE Main 23 January morning shift was at a similar level compared to the 21 and 22 January shifts.
The Chemistry paper was tough wrt maths and physics sections.
The paper was doable for those who went through the proper revision
The organic include in all questions
The chemistry section required almost 50-55 minutes to solve
Paper has statement-based questions
Organic and inorganic are tougher than physical.
Questions were asked about the following Topics:
1 questions from Some basic concepts of chemistry ( Mole Concept)
1 question from Chemical Bonding
1 question from biomolecules
1 question from GOC
1 question from Ionisation Energy
Mix question from chemical and ionic equilibrium
1 question from electrochemistry
1 question from Chemical Kinetics ( Graph type question)
1 question from Amines
3. Maths:
The overall difficulty level of the Mathematics paper in this shift was moderate.
The Maths paper had lengthy questions.
The maths section was difficult compared to physics and chemistry.
This shift's difficulty level was moderate, similar to the shifts that have happened so far.
The question paper pattern remained the same as in other shifts.
Mathematics sections had lengthy questions that required time to handle.
The average time taken for the Mathematics section was approximately 70-80 minutes.
To score well, students needed clear concepts, good calculation speed, accuracy, and smart use of time while handling other subjects.
Questions were from the following important topics:
1 Question from Relation
6 Questions from Trigonometry
2 Question from Matrices and Determinants (1 Adjoint, 1 Inverse)
3 Questions from Vector Algebra and Three-Dimensional Geometry
Questions from Integral Calculus
2 Questions from conic sections
The shift 2 Jan 23 JEE Main official question paper PDF download links are given in the table.
The JEE Mains 2026 Jan 23 Shift 2 was comparatively easier than the morning shift.
| Subject | Difficulty Level | Key Observation |
|---|---|---|
| Physics | Tough | Concept-heavy, time-consuming, few JEE Advanced-level questions |
| Chemistry | Easy to Moderate | Inorganic-dominated, statement-based questions |
| Mathematics | Moderate | Lengthy but relatively easier than Physics |
| Overall | Moderate | Balanced paper with higher emphasis on conceptual understanding |
Theofficial JEE Main 2026 Jan 23 Answer key for shift 1 is now available on nta websites as the exam is completed. NTA has released the official JEE Main 2026 answer key for both shifts of the JEE Main 2026 exam at jeemain.nta.nic.in 2 to 3 days after.
Chemistry
Question 1: How many of the following complex(es) have unpaired electrons
$\left[\mathrm{Ni}(\mathrm{CO})_4\right],\left[\mathrm{NiCl}_4\right]^{2-},\left[\mathrm{PtCl}_4\right]^{2-},\left[\mathrm{Pt}(\mathrm{CN})_4\right]^{2-}$
Question 2: The oxidation state of chromium in the final product of the reaction between KI and acidified $\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7$ solution
1) +2
2) +6
3) +4
4) +3
Question 3: For $\mathrm{XeO}_2 \mathrm{~F}_2$, select the correct statement(s),
(A) It shows see-saw shape.
(B) Number of lone pair(s) of $\mathrm{e}^{-}$on Xe is 1.
(C) $\angle \mathrm{FXeF}=180^{\circ}$ (approx.)
(D) It has tetrahedral shape.
1 (A), (C), (D) Only
2 (A), (B) only
3 (A), (B), (C) only
4 (B), (C), (D) only
Question 4:

Maths
Question 1: The area (in square units) between the curves $x^2+y^2=4$ and $x^2+(y-2)^2=4$ is
$1 \quad \frac{48}{3}-2 \sqrt{3}$
$2 \quad\frac{45}{3}+\sqrt{3}$
$3 \quad \frac{45}{3}-2 \sqrt{3}$
$4 \quad \frac{45}{3}+2 \sqrt{3}$
Question 2: The number of ways to distribute 6 identical oranges among 4 persons such that each gets at least one orange is:
1.8
2. 10
3. 12
4. 13
Physics
Question 1: When an object is kept at distance 8 cm and 24 cm from a convex lens magnitude of magnification is same in both cases. Find focal length of the lens.
1 $\quad 32 \mathrm{~cm}$
2 $\quad 8 \mathrm{~cm}$
$3 \quad 24 \mathrm{~cm}$
$4 \quad 16 \mathrm{~cm}$
Question 2: From a uniform disc of radius $R$ and mass $M$ two small discs of radius $R / 4$ is being cut as shown in figure. Find the moment of inertia of the system about axis $A A^{\prime}$.
$1 \quad \frac{79}{128} M R^2$
$2 \quad \frac{79}{256} M R^2$
$3 \quad \frac{109}{256} M R^2$
$4 \quad \frac{109}{128} M R^2$
The JEE Main student reactions for the JEE Main 2026 Jan 23 exam is updated. Based on the student reactions, various subject experts will also review the JEE Main 2026 Jan 23 exam for both shifts.
Candidates can check the JEE Main 2026 marks vs percentile in the table below
|
JEE Main Marks |
JEE Main Percentile |
|
300-291 |
100-99.999 |
|
292-280 |
99.99890732 - 99.99617561 |
|
279-271 |
99.99417236 - 99.99153171 |
|
268-259 |
99.99034797 - 99.97687156 |
|
258-250 |
99.97413985 - 99.95228621 |
|
249-240 |
99.95028296 - 99.91549924 |
|
239-230 |
99.91395128 - 99.87060821 |
|
229-220 |
99.86150253 - 99.78191884 |
|
219-210 |
99.77499852 - 99.69159044 |
|
209- 200 |
99.68494329 - 99.57503767 |
|
199-190 |
99.56019541 - 99.40858575 |
|
189- 180 |
99.39319714 - 99.17311273 |
|
179-170 |
99.1567225 - 98.87981861 |
|
169-160 |
98.85149993 - 98.52824811 |
|
159-150 |
98.49801724 -98.09290531 |
|
149-140 |
98.07460288 - 97.54301298 |
|
139-130 |
97.4927496 - 96.87838902 |
|
129-120 |
96.80927687 - 96.0687115 |
|
119-110 |
95.983027 - 95.05625037 |
|
109-100 |
94.96737888 - 93.8020333 |
|
99-90 |
93.67910655 - 92.21882783 |
|
89-80 |
92.05811248 - 90.27631202 |
|
79-70 |
90.0448455 - 87.51810893 |
|
69-60 |
87.33654157 - 83.89085926 |
|
59-50 |
83.5119717 - 78.35114254 |
|
49-40 |
77.81927947 - 69.5797271 |
|
39-30 |
68.80219265 - 56.09102043 |
|
29-20 |
54.01037138 - 36.58463962 |
|
19-10 |
35.2885364 - 18.16647924 |
|
9-0 |
17.14582299 -5.71472799 |
The expected JEE Main 2026 qualifying cutoff is mentioned below.
|
Category |
Expected Percentile |
|
General (UR) |
93-95 |
|
OBC-NCL |
80-82 |
|
EWS |
80-82 |
|
SC |
60-62 |
|
ST |
47-49 |
Referring to the JEE Main 2026 Jan 23 question paper helps candidates determine their performance in the exam. Additionally, candidates who are yet to attempt the exam can determine the difficulty level of the exam, repeated topics and topic-wise weightage trends for the JEE Main 2026 exam. Hence, aspirants should analyse the JEE Main 2026 Jan 23 question paper for both shifts.
Candiadtes can refer to the JEE Main 2026 Jan 21 & 22 question papers for both shifts in the table below to determine the difficulty level of the exam.
Candidates can also check the previous year JEE Main 2026 question papers from the table below. Thishelps candidates determine the difficulty, important topics, repeated questions and more in the JEE Main exam.
|
Question Paper |
|
JEE Main 2025 Question Paper with Solution (January Session) |
Frequently Asked Questions (FAQs)
Yes, it is available on this page.
The JEE Main Jan 23 shift 1 & 2 question paer pdf can be on this page.
Yes, the official JEE Main 2026 question paper will be more accurate than the JEE Main unofficial answer key. The official answer key will be prepared by NTA, while the unofficial paper will be memory-based.
On Question asked by student community
Hi Manish Saraswat,
Yes, you can get NIT seat with 84.89 percentile in JEE Mains. Your's JEE Main rank is expected to be 2 lakh 22 thousand plus. See the list of NITs from the link below in which you may get an NIT seat.
Link 1: https://engineering.careers360.com/articles/jee-main-marks-vs-rank
Hi,
High - weightage chapters in JEE Mains are based on past paper analysis, not official NTA rules. Some topics come up more often, so students use them for smart revision. You can refer to this link for details:
JEE Main Chapter-wise Weightage 2026: Important Topics & Marks Distribution
Hi Sasika,
Careers360 provides JEE study material, including books, notes, previous year papers, and revision PDFs for Physics, Chemistry, and Maths.
You can check subject-wise study material here:
https://engineering.careers360.com/exams/jee-main/study-material
Hi Sanskruti,
Units and Dimensions is part of the JEE Main Physics syllabus, and 1- 2 questions are usually asked every year.
You can practice previous year questions with solutions here:
The institute’s cutoff will depend on several factors that affect the chances of admission. Nonetheless, you are advised to apply for admission and participate in the counselling process. You can also contact SASTRA University directly for further information.
Please refer to this article for relevant information-
https://engineering.careers360.com/articles/sastra-btech-admission
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