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2021 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2021
Match List–I with List–II :

Choose the most appropriate answer from the options...
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
For thel reaction $2 \mathrm{NO}_2(\mathrm{~g}) \rightleftharpoons \mathrm{N}_2 \mathrm{O}_4(\mathrm{~g})$, when $\Delta \mathrm{S}=-176.0 \mathrm{JK}^{-1}$ and $\Delta \mathrm{H}=-57.8 \mathrm{~kJ} \mathrm{~mol}^{-1}$, the magnitude of $\Delta \mathrm{G}$ at 298 K...
JEE Main Chemistry Easy
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Q JEE MAIN 2021
If Re be the radius of Earth, then the ratio between the acceleration due to gravity at a depth ' $r$ ' below and a...
JEE Main Physics Easy
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Q JEE-MAIN 2021
The molar solubility of $\mathrm{Zn}(\mathrm{OH})_2$ in 0.1 M NaOH solution is $x \times 10^{-18} \mathrm{M}$. The value of $x$ is $\_\_\_\_$ (Nearest integer) (Given :...
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
An empty LPG cylinder weighs 14.8 kg. When full, it weighs 29.0 kg and shows a pressure of 3.47 atm. In the course of use...
JEE Main Chemistry Easy
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Q JEE MAIN 221
Statement–I :
To get a steady dc output from the pulsating voltage received from a full wave rectifier we can connect a capacitor across...
JEE Main Physics Medium
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Q JEE MAIN 2021
The structure of the starting compound P used in the reaction given below is :
JEE Main Chemistry Easy
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Q JEE MAIN 2021
The number of halogen/(s) forming halic (V) acid is __________.
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Q JEE MAIN 2021
Identify the element for which electronic configuration in +3 oxidation state is $[\mathrm{Ar}] 3 \mathrm{~d}^5$ :
JEE Main Chemistry Easy
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Q JEE MAIN 2021
Identify the element for which electronic configuration in +3 oxidation state is $[\mathrm{Ar}] 3 \mathrm{~d}^5:$
JEE Main Chemistry Easy
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