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2023 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2023
Which of the following are the Green house gases? A. Water vapour
B. Ozone
C. I2
D. Molecular hydrogen
JEE Main Physics Easy
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Q JEE MAIN 2023
The descending order of acidity for the following carboxylic acid is :
A. $\mathrm{CH}_3 \mathrm{COOH}$ B. $\mathrm{F}_3 \mathrm{C}-\mathrm{COOH}$ C. $\mathrm{ClCH}_2-\mathrm{COOH}$ D. $\mathrm{FCH}_2-\mathrm{COOH}$ E. $\mathrm{BrCH}_2-\mathrm{COOH}$ Choose...
JEE Main Chemistry Easy
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Q JEE MAIN 2023
A solution is prepared by adding 2g of “X” of 1 mole of water. Mass percent of “X” in the solution is:
JEE Main Chemistry Easy
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Q JEE MAIN 2023
The number of incorrect statement/s from the following is ______.
A. The successive half-lives of zero order reactions decreases with time.
B. A substance appearing...
JEE Main Chemistry Easy
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Q JEE MAIN 2023
The major product for the following reaction is
JEE Main Chemistry Medium
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Q JEE MAIN 2023
Compound from the following that will not produce precipitate on reaction with $\mathrm{AgNO}_3$ is:
JEE Main Chemistry Medium
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Q JEE MAIN 2023
Henry Moseley studied characteristic X-ray spectra of elements. The graph which represents his observation correctly is : (Given v = frequency of X-ray emitted; Z...
JEE Main Chemistry Easy
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Q JEE MAIN 2023
https://competishun.com/the-specific-conductance-of-0-0025-m-acetic-acid-is-5-times-10-5-mathrms-mathrmcm-1-at-a-certain-temperature-the-dissociation-constant-of-acetic-acid-is-____-times-10-7-nearest-integer-consider-limiting-molar-conductivity-of-mathrmch_3-mathrmcooh-as-400-mathrms-mathrmcm2-mathrmmol-1/
JEE Main Chemistry Easy
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Q JEE MAIN 2023
One mole of $\mathrm{P}_4$ reacts with 8 moles of $\mathrm{SOCl}_2$ to give 4 moles of A , x mole of $\mathrm{SO}_2$ and 2 moles of...
JEE Main Chemistry Easy
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Q JEE MAIN 2023
Compound A from the following reaction sequence is:
JEE Main Chemistry Easy
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