JEE Main 2026 Question Paper PDF (Session 1) – Download Shift-wise Papers

JEE Main 2026 Question Paper

JEE Mains 2026 question paper has been given below for Jan 21, Jan 22, Jan 23, Jan 24 and Jan 28, both shifts. You will be able to find questions with the answer Key below:

JEE Mains 2026 Jan Session Shift-wise Question Paper PDF shift-wise

You can download the Shift wise question paper from the given table

JEE Main 2026 Jan 28 Shift 2 Question Paper

The JEE Mains 2026 Jan 28 Shift 2 was concept-driven but scoring, with Physics being formula-based, Chemistry theory-focused (more inorganic), and Maths lengthy yet manageable. You can find detailed information in the JEE Main 2026 January 28 Shift 2 Question Paper PDF. You can find subject-wise detailed analysis given below:

Memory- Based Questions JEE Main 28 Shift 2

JEE Mains 2026 Jan 28 Shift 2 Maths Questions

Q.1 If $\sum_{r=1}^{25} \frac{r}{r^4+r^2+1}=\frac{p}{q}$, where $p$ and $q$ are coprime positive integers, then $p+q$ is equal to:

1. 841

2. 976

3. 984

4. 890

Q.2 $\frac{6}{3^{26}}+\frac{10}{3^{25}}+\frac{10.2}{3^{24}}+\frac{10.2^2}{3^{23}}+\ldots+\frac{10.2^{24}}{3}$ is equal to

1. $2^{26}$
2. $2^{25}$
3. $3^{26}$
4. $3^{25}$

JEE Mains 2026 Jan 28 Shift 2 Physics Questions

Question 1:

For the circuit given below, identify the logic gate.

1 AND

2 OR

3 NAND

4 NOR

JEE Mains 2026 Jan 28 Shift 2 Chemistry Questions

Question 1: The plot of $\log _{10} \mathrm{~K}$ vs $\frac{1}{T}$ gives a straight line. The intercept and slope, respectively, are
1) $\mathrm{c}=\log \mathrm{A}, \mathrm{m}=-\frac{E_a}{2.303 R}$
2) $\mathrm{c}=-\frac{E_a}{2.303 R^{\prime}}, \mathrm{m}=\log \mathrm{A}$
3) $\mathrm{c}=-\log \mathrm{A}, \mathrm{m}=-\frac{E_a}{2.303 R}$
4) $ \mathrm{c}=\log \mathrm{A}, \mathrm{m}=\frac{E_a}{2.303 R}$

JEE Main 2026 JAN 28 Shift 1 Question paper

The JEE Main 2026 Jan 28 morning shift (Shift 1) was moderate to tough. You can find detailed information in the JEE Main 2026 January 28 shift 1 Question Paper. For more details, you can check the table below:

Memory- Based Questions JEE Main 28 Shift 1

1. If $\alpha, \beta$ are roots of quadratic equation $\lambda x^2-(\lambda+3) x+3=0$ and $\alpha<\beta$ such that $\frac{1}{\alpha}-\frac{1}{\beta}=\frac{1}{3}$, then find sum of all possible values of $\lambda$.
1) 3
2) 2
3) 4
4) 6
2. Equation of an EMW in a medium is given by $E=2 \sin \left(2 \times 10^{15} t-10^7 x\right)$. Find the refractive index of the medium.
1) $\frac{3}{2}$
2) 2
3) $\frac{5}{3}$
4) $\frac{4}{3}$

JEE Main 2026 JAN 24 Shift 1 Question paper

The JEE Mains 2026 Jan 24 Shift 1 (morning shift). The overall difficulty level of the exam was Moderate. Few Memory-Based Questions

Question 1: An electron makes a transition from a higher energy orbit ( $\mathrm{n}_2$ ) to a lower energy orbit ( $\mathrm{n}_1$ ) in $\mathrm{Li}^2 {{+}}$ ion such that $\mathrm{n}_1+\mathrm{n}_2=4 \& \mathrm{n}_2+\mathrm{n}_1=2$. Determine the wavelength emitted in the dimension (in nm )
1) 12.9 nm
2) 11.4 nm
3) 16.7 nm
4) 9.2 nm

Question 2: Which of the following has the lowest bond energy?

$O_2^{+}, N_2^{+}, N_2^{-}$

Question 3: Choose the correct order of second IE of O, C, N and F
1) C $<$ N $<$ F $<$ O
2) $\mathrm{C}<\mathrm{F}<\mathrm{O}<\mathrm{N}$
3) $\mathrm{C}<\mathrm{N}<\mathrm{O}<\mathrm{F}$
4) C $<$ O $<$ F $<$ N

Question 4: Which of the following molecules is a secondary alcohol?

1 b, c, e only

2 b, c, d, e only

3 a, c, d, e only

4 a, b, d only

JEE Main 2026 JAN 24 Shift 2 Question paper

Compared to the 24th January JEE Main 2026 morning shift, this evening shift was almost similar. In terms of difficulty, the overall order was Chemistry > Mathematics> Physics. Few Memory-Based Questions

Question 1: statement-1: Two different aldehydes in cross-aldol condensation always give
four product :
statement-II: Among benzaldehyde and acetophenone, only acetophenone reacts with semicarbazine.

(1)Statement II and Statement II are both correct
(2) Statement I is incorrect. Statement II is correct
(3)Statement II is correct. Statement II is incorrect
(4) Statement-1 and Statement-II are both incorrect

Question 2: How many linear tripeptides are possible with valine (Val), Glycine (Gly) and Alanine (Ala)? No amino acid should be repeated?

1) 8

2) 5

3) 6

4) 4

Question 3: Which of the following have the same bond order and are paramagnetic?

1) $\mathrm{O}_2^{+}, \mathrm{N}_2^{-}$

2) $\mathrm{O}_2^{+}, \mathrm{O}_2^{-}$

3) $\mathrm{O}_2^{-}, \mathrm{N}_2^{-}$

4) $\mathrm{O}_2^{-}, \mathrm{N}_2^{+}$

JEE Main 2026 JAN 23 Shift 1 Question paper

The JEE Mains 2026 Jan 23 Shift 1 (morning shift) was easy to moderate. You can also check the JEE Main 2026 January 23 Shift 1 Question Paper.

Find some memory-based questions below:

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⁻ a has a higher crystal field splitting energy than [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,t and S-I is correct

Question 3: A rectangle is formed by lines x=0,y=0,x=3,y=4. A line perpendicular to 3x+4y+6=0 divides the rectangle into two equal parts, then the distance of the line from (−1,32) is

1) 2
2) 17/10
3) 6/5
4) 8/5

Question 4: 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 Rm == minimum number of elements to be added in R to make it reflexive =
n= minimum number of elements
be added in R to make it symmetric, then (1+m+n) is
1)10

2)17

3)11
4) 14

Question 5: Determine the correct energy for the ground stateor the energy transition. (symbols have usual meaning & n→m gives the transition)1) $\mathrm{H}(-6.8 \mathrm{eV})$
2) $\mathrm{Li}^{2+}(-13.6 \mathrm{eV})$
3) $\mathrm{He}_{2 \rightarrow 1}^{+}(40.8 \mathrm{eV})$
4) $\mathrm{Be}_2^{3+} 1(+13.6 \mathrm{eV})$

JEE Main 2026 JAN 23 Shift 2 Question paper

The JEE Mains 2026 Jan 23 Shift 2 (Evening shift) was moderate. You can also check the JEE Main 2026 January 23 Shift 1 Question Paper.

Question 1. Match List-I with List-II.

Select the correct option.

(1) A(II), B(I), C(III), D(IV)

(2) A(I), B(II), C(III), D(IV)

(3) A(I), B(II), C(IV), D(III)

(4) A(II), B(I), C(IV), D(III)

Answer (2)

Question 2. The correct order of stability of the following diazonium ions is

(1) a < b < c < d

(2) a < b < d < c

(3) c < d < b < a

(4) d < c < b < a

The stronger the electron-withdrawing group attached to the para position of −N2+in diazonium ion, the less is the stability and the more electrophilic it is.

Stability: (d)>(c)>(b)>(a)

Question 3.

The final product has one chiral centre. Structure of A is

Answer (1)

Question 4. Which of the following compounds contains 3 unpaired electrons?

(1) $\mathrm{V}_2 \mathrm{O}_5$
(2) $\left[\mathrm{TiF}_6\right]^{3-}$
(3) $\left[\mathrm{CoF}_6\right]^{4-}$
(4) $\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}$

Answer (3)
$\mathrm{V}_2 \mathrm{O}_5: 0$ unpaired electrons
$\left[\mathrm{TiF}_6\right]^{3-}: \mathrm{Ti}^{3+}:[\mathrm{Ar}] 4 s^0 3 d^1: 1$ unpaired $\mathrm{e}^{-}$
$\left[\mathrm{CoF}_6\right]^{4-}: \mathrm{Co}^{2+}:[\mathrm{Ar}] 4 s^0 3 d^7: 3$ unpaired $\mathrm{e}^{-}$
$\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}: \mathrm{Fe}^{3+}:[\mathrm{Ar}] 4 s^0 3 d^5: 1$ unpaired $\mathrm{e}^{-}$

Question 5. Consider the following molecules.

The correct order of dipole moment is

(1) A > B > C

(2) A > C > B

(3) B > A > C

(4) C > A > B

Answer (1)

Dipole moment A > B > C

JEE Main 2026 JAN 22 Shift 2 Question paper

The JEE Mains 2026 Jan 22 evening shift was slightly tougher than the morning shift, with Physics being the toughest of all three. Maths was easy, chemistry was moderate, and overall, the paper was moderate. You can view the in-depth information by downloading the JEE Mains 2026 January 22 Shift 2 Question Paper analysis.

Some questions from Jan 22 Shift 2 are listed below

Question 1:The correct order of electron gain enthalpy (magnitude only) for group 16 elements is
1) Te > Se > S > O
2) S > Se > Te > 0
3) O > S > Se > Te
4) S > O > Se > Te

Question 2: 100 g 98 % by weight H 2 SO 4 is mixed with 100 g 49 % by weight H 2 SO 4 . Mole fraction of H 2 SO 4 solution is
1 0.9
2 0.1
3 0.67
4 0.33

Question 3:

Question 4:

(1) isopropyl but-1-yne
(2) 2-Methyl hex-2-yne
(3) 5-Methyl Hex-2-yne
(4) 2-Methyl hex - 3-yne

JEE Main 2026 JAN 22 Shift 1 Question paper

JEE Main 2026 – January 22 Morning Shift was moderate to tough, with Physics being the most challenging, Mathematics lengthy and calculation-intensive, and Chemistry comparatively easier and more scoring. You can download the JEE Mains 2026 January 22 Question paper Shift 1also.

Questions are provided below

Question 1: Consider the given central metal ions of low spin complex and choose the correct increasing order of unpaired electrons $\mathrm{Mn}^{3+}, \mathrm{Cr}^{3+}, \mathrm{Fe}^{3+}, \mathrm{Co}^{3+}$

(1) $\mathrm{Co}^{3+}<\mathrm{Fe}^{3+}<\mathrm{Mn}^{3+}<\mathrm{Cr}^{3+}$
(2) $\mathrm{Co}^{3+}<\mathrm{Mn}^{3+}<\mathrm{Fe}^{3+}<\mathrm{Cr}^{3+}$
(3) $\mathrm{Cr}^{3+}<\mathrm{Mn}^{3+}<\mathrm{Cr}^{3+}<\mathrm{Fe}^{3+}$
(4) $\mathrm{Cr}^{3+}<\mathrm{Mn}^{3+}<\mathrm{Co}^{3+}<\mathrm{Fe}^{3+}$

Question 2:

Question 3: Which of the following is the correct order of the reactivity of the given nucleophiles when treated with CH₃Br in methanol?
$\mathrm{F}^{-}, \mathrm{I}^{-}, \mathrm{C}_2 \mathrm{H}_5 \mathrm{O}, \mathrm{C}_6 \mathrm{H}_5 \mathrm{O}^{-}$

1) $\mathrm{I}^{-}>\mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}>\mathrm{C}_6 \mathrm{H}_5 \mathrm{O}^{-}>\mathrm{F}^{-}$
2) $\mathrm{I}^{-}>\mathrm{F}^{-}>\mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}>\mathrm{C}_6 \mathrm{H}_5 \mathrm{O}^{-}$
3) $\mathrm{I}^{-}>\mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}>\mathrm{F}^{-}>\mathrm{C}_6 \mathrm{H}_5 \mathrm{O}^{-}$
4) $\mathrm{C}_6 \mathrm{H}_5 \mathrm{O}^{-}>\mathrm{F}^{-}>\mathrm{I}^{-}>\mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}$

Question 4: For the reaction given below at 25∘C

$$
\mathrm{A}_2 \rightleftarrows 2 \mathrm{~A}
$$

Find $\ln \mathrm{K}_{\mathrm{p}}$
Given $\left(\Delta G_f^{\circ}\right)_A=-50.384 \mathrm{~kJ} / \mathrm{mol}$

$$
\left(\Delta G_f^{\circ}\right)_{A_2}=-100 \mathrm{~kJ} / \mathrm{mol}
$$

(1) 0.43
(2) 0.23
(3) 0.31
(4) 0.53

Question 5:

Statement I: Sucrose is dextrorotary, a nd upon hydrolysis, it becomes laevorotatory.
Statement-II Sucros,e on hydrolysis gives glucose and fructose such that the laevorotation of glucose is more than the dextrorotation of fructose.

1 Both Statement I and Statement II are correct

2 Both Statement I and Statement II are incorrect

3 Statement I is correct, Statement II is incorrect

4 Statement-II is correct, Statement-I is incorrect

JEE Main 2026 JAN 21 Shift 2 Question paper

You can get the details by downloading the JEE Main 2026 January 21 Question Paper Shift 2 with Solutions. The paper was easy to moderate. The level of difficulty matched that of the January 2025 sessions. Among the three subjects, Chemistry was the easiest, followed by Mathematics. Physics was the most scoring. Find more details below:

Some memory-based questions are given below

Question 1: 1 g of an organic compound produces 1.49g of Mg₂P₂O_7. Determine % of P

Question 2: Given below are two statements
Statement-I : The correct order for radius is $\mathrm{Al}>\mathrm{Mg}>\mathrm{Mg}^{2+}>\mathrm{A}^{\3+}$
Statement-II: Atomic size always depends on electronegativity.
In light of the above statements, choose the correct option.

1 Statement I and II are correct

2 Both Statement I and II are incorrect

3 Statement I is correct, bbut StatementII is incorrect

4 Statement I is incorrect, but Statement II is correct

Question 3: What will be the significant figure of the summation of 0.153,153.2 and 153.2?

1) 3

2) 4

3) 5

4) 6

Question 4: When 8.74 g $8.74 \mathrm{gMnO}_2$ is treated with HCl, then what will be the weight of $\mathrm{Cl}_2(\mathrm{~g})$ obtained? Molar mass of $\mathrm{MnO}_2=87.4 \mathrm{~g} / \mathrm{mol}$
17.1 g
217.1 g
314.2 g
43.55 g

Question 5: The rms speed of oxygen molecules at 47^∘C is equal to that of hydrogen molecules kept at $\circ C\left(\frac{M(0)}{M(h)}=\frac{32}{2}\right)$
(A) -100
(B) -253
(C) -20
(D) -235ow:

JEE Main 2026 JAN 21 Shift 1 Question paper

This shift was slightly tougher in terms of difficulty than last year. Some questions will be given below soon. You can check the JEE Mains Jan 21 Shift 1 Question Paper and the analysis table below:

Some memory-based questions are given below

Question 1:

Solution: Option (1) is correct

Question 2: In Sulphur estimation, 0.7 g of an organic compound gives 1 g of BaSO₄ by the Carius method. What is the % of ‘S’ in the compound?

(1) 19.61

(2) 23.85

(3) 27.93

(4) 14.57

Answer: Correct answer is option (1)

Question 3: Which of the following is the correct order with respect to the property indicated?(1) CI $>$ F (Ionisation energy)
(2) $\mathrm{K}_2 \mathrm{O}>\mathrm{Na}_2 \mathrm{O}>\mathrm{Al}_2 \mathrm{O}_3$ (Basic nature)
(3) $\mathrm{K}>\mathrm{Na}>\mathrm{Al}>\mathrm{Mg}$ (Metallic character)
(4) None of these

Answer: Correct answer is option (2)

Question 4: In 'S' estimation 0,.7 g of an organic compound gives 1 g BaSO4. In the Carius method. What is the % of ' S ' in the compound?
1) 19.61
2) 23.85
3) 27.93
4) 14.57

Question 5: Consider the following reaction

$\mathrm{Ca}+2 \mathrm{HCl} \rightarrow \mathrm{CaCl}_2+\mathrm{H}_2$

We have 14 g of Ca react with an excess of HCl. Choose the incorrect option.
(1) Mass of CaCl2 produced is 38.85 g
(2) Mole of H2 produced is 0.35 mol
(3) Volume of H2 produced at STP is 7.84 L
(4) Mass of CaCl2 produced is 3.885 g

Answer: Correct answer is option (4)

Question 6: Given below are two statements.
Statement 1: Arginine and Tryptophan are essential amino acids.
Statement 1: Glycine does not have any chiral carbon.
In light of the above statements, which is the correct option?

Both statements I and II are correct

2 Both statements I and II are incorrect
3 Statement I is correct, and Statement II is incorrect
4 Statement-I is incorrect and Statement-II is correct:

JEE Mains 2025 Question Paper

The previous year's question paper, i.e., JEE Mains 2025 question paper, must be solved by students before appearing for the JEE Mains 2026 paper. It is an important study material for students, which will help them understand how their preparation is coming along. You can view the JEE Mains 2025 question paper below:

JEE Main Previous Year Question Paper

In this section,n we will see the JEE Mains previous years' question paper. This is to familiarise yourself with the type of questions to expect in your exam. There have been changes in the syllabus, so you must only solve questions that are included in the JEE Mains 2026 syllabus. You can download the JEE Mains 2026 paper from the link below:

If you are studying subject-wise and want to download the JEE 2026 Mains model question paper with detailed answers per subject, we have given it below:

• Last 5 years JEE Main Maths question paper with solution

• Last 5 years JEE Main Chemistry question paper with solution

• Last 5 years JEE Main Physics question paper with solution

You can also practice the JEE Mains 2026 sample paper:

JEE Main 2026 Exam Pattern

Let us understand the JEE Mains exam pattern and also go through JEE Mains 2026 model questions:

Note: Incorrect answer will have negative marking of 1 from MCQs, but there is no negative marking in case of incorrect answers in numerical questions.