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2023 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2023
Let $A_1$ and $A_2$ be two arithmetic means and $G_1, G_2, G_3$ be three geometric means of two distinct positive numbers. The $G_1^4+G_2^4+G_3^4+G_1^2 G_3^2$ is...
JEE Main Mathematics Easy
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Q JEE MAIN 2023
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: In the Ellingham...
JEE Main Chemistry Hard
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Q JEE MAIN 2023
Given below are two statements
Statement-I: According to Bohr's model of hydrogen atom, the angular momentum of an electron in a given stationary state is...
JEE Main Chemistry Easy
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Q JEE MAIN 2023
A metal chloride contains 55.0% of chlorine by weight. 100 mL vapours of the metal chloride at STP weigh 0.57 g. The molecular formula of...
JEE Main Chemistry Hard
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Q JEE MAIN 2023
Let the determinant of a square matrix A of order m be m – n, where m and n satisfy 4m + n = 22...
JEE Main Mathematics Easy
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Q JEE MAIN 2023
A molecule undergoes two independent first order reactions whose respective half lives are 12 min and 3 min. If both the reactions are occurring then...
JEE Main Chemistry Medium
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Q JEE MAIN 2023
Given below are two statements:
Statements: $\mathrm{SbCl}_5$ is more covalent than $\mathrm{SbCl}_3$
Statements: The higher oxides of halogens also tend to be more stable...
JEE Main Chemistry Medium
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Q JEE MAIN 2023
The number of $\mathrm{P}-\mathrm{O}-\mathrm{P}$ bonds in $\mathrm{H}_4 \mathrm{P}_2 \mathrm{O}_7,\left(\mathrm{HPO}_3\right)_3$ and $\mathrm{P}_4 \mathrm{O}_{10}$ are respectively.
JEE Main Chemistry Easy
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Q JEE MAIN 2023
Let $\left(a+b x+c x^2\right)^{10}=\sum_{i=0}^{20} p_i x^i, a, b, c \in \mathbb{N}$. If $p_1=20$ and $p_2=210$, then $2(a+b+c)$ is equal to
JEE Main Mathematics Medium
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Q JEE MAIN 2023
Consider the following sequence of reactions:
The product ‘B’ is
JEE Main Chemistry Medium
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