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2024 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2024
The mass of sodium acetate (CH_3 COONa) required to prepare 250" " mL of 0.35M aqueous solution is _____ g. (Molar mass of CH_3 COONa...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
The osmotic pressure of a dilute solution is $7 \times 10^5 \mathrm{~Pa}$ at 273 K . Osmotic pressure of the same solution at 283 K...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Molar mass of the salt from $\mathrm{NaBr}, \mathrm{NaNO}_3, \mathrm{KI}$ and $\mathrm{CaF}_2$ which does not evolve coloured vapours on heating with concentrated $\mathrm{H}_2 \mathrm{SO}_4$ is $\_\_\_\_$...
JEE Main Chemistry Medium
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Q JEE MAIN 2024
2MnO_4^-+bI^-+cH_2 O→xI_2+yMnO_2+zOH^- If the above equation is balanced with integer coefficients, the value of z is _______.
JEE Main Chemistry Easy
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Q JEE MAIN 2024
A solution of H_2 SO_4 is 31.4%H_2 SO_4 by mass and has a density of 1.25" " g/mL. The molarity of the H_2 SO_4 solution...
JEE Main Chemistry Medium
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Q JEE MAIN 2024
Match List I with List II
Choose the correct answer from the options given below:
JEE Main Chemistry Easy
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Q JEE MAIN 2024
□( ) 0.05" " cm thick coating of silver is deposited on a plate of 0.05〖" " m〗^2 area. The number of silver atoms deposited...
JEE Main Chemistry Medium
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Q JEE MAIN 2024
For the reaction N_2 O_4 (" " g)⇌2NO_2 (" " g), K_p=0.492" " atm at 300" " K.K_c for the reaction at same temperature is...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
The compound formed by the reaction of ethanal with semicarbazide contains _____ number of nitrogen atoms.
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Consider the oxides of group 14 elements SiO_2,GeO_2,SnO_2,PbO_2,CO and GeO. The amphoteric oxides are
JEE Main Physics Easy
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