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2023 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN_2023
A particle of mass 100 g is projected at time $\mathrm{t}=0$ with a speed $20 \mathrm{~ms}^{-1}$ at an angle $45^{\circ}$ to the horizontal as given...
JEE Main Physics Easy
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Q JEE MAIN 2023
If the pKa of lactic acid is 5 , then the pH of 0.005 M calcium lactate solution at $25^{\circ} \mathrm{C}$ is $\_\_\_\_$ $\times 10^{-1}$...
JEE Main Chemistry Easy
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Q JEE MAIN_2023
The energy levels of an atom is shown is figure. Which one of these transitions will result in the emission of a photon of wavelength...
JEE Main Physics Medium
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Q JEE MAIN 2023
Given below are two statements :
Statement I : Sulphanilic acid gives esterification test for carboxyl group.
Statement II : Sulphanilic acid gives red colour...
JEE Main Chemistry Easy
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Q JEE MAIN 2023
The wave function $(\Psi)$ of 2 s is given by $$ \Psi_{2 s}=\frac{1}{2 \sqrt{2 \pi}}\left(\frac{1}{a_0}\right)^{1 / 2}\left(2-\frac{r}{a_0}\right) e^{-r / 2 a_0} $$ At $r=r_0$, radial...
JEE Main Chemistry Easy
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Q JEE-Main_2023
Given below are two statements :
Statement I: Upon heating a borax bead dipped in cupric sulphate in a luminous flame, the colour of the...
JEE Main Chemistry Medium
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Q JEE MAIN 2023
According to MO theory the bond orders for $\mathrm{O}_2^{2-} . \mathrm{CO}$ and $\mathrm{NO}^{+}$respectivelv, are
JEE Main Chemistry Easy
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Q JEE MAIN 2023
For the given circuit, in the steady state, $\left|\mathrm{V}_{\mathrm{B}}-\mathrm{V}_{\mathrm{D}}\right|=$ $\_\_\_\_$ V.
JEE Main Physics Easy
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Q JEE MAIN 2023
One mole of an ideal monoatomic gas is subjected to changes as shown in the graph. The magnitude of the work done (by the system...
JEE Main Chemistry Hard
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Q JEE MAIN 2023
Find out the major product from the following reaction.
JEE Main Chemistry Easy
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