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2025 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2025
Which one of the following reaction sequences will give an azo dye?
JEE Main Chemistry Easy
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Q JEE MAIN 2025
0.1 M solution of KI reacts with excess of $\mathrm{H}_{2} \mathrm{SO}_{4}$ and $\mathrm{KIO}_{3}$ solutions. According to equation $5 \mathrm{I}^{-}+\mathrm{IO}_{3}^{-}+6 \mathrm{H}^{+} \rightarrow 3 \mathrm{I}_{2}+3 \mathrm{H}_{2} \mathrm{O}$...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
The calculated spin-only magnetic moments of $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$ and $\mathrm{K}_{4}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$ respectively are :
JEE Main Chemistry Hard
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Q JEE MAIN 2025
Given below are two statements :[0pt] Statement (I): It is impossible to specify simultaneously with arbitrary precision, both the linear momentum and the position of...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
Identify the essential amino acids from below :[0pt] (A) Valine (B) Proline (C) Lysine (D) Threonine (E) Tyrosine Choose the correct answer from the options...
JEE Main Chemistry Medium
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Q JEE MAIN 2025
Consider the equilibrium[0pt] $\mathrm{CO}(\mathrm{g})+3 \mathrm{H}_{2}(\mathrm{~g}) \rightleftharpoons \mathrm{CH}_{4}(\mathrm{~g})+\mathrm{H}_{2} \mathrm{O}(\mathrm{g})$ If the pressure applied over the system increases by two fold at constant temperature then (A) Concentration...
JEE Main Chemistry Medium
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Q JEE MAIN 2025
Total number of sigma ( $\sigma$ ) $\_\_\_\_$ and $\operatorname{pi}(\pi)$ $\_\_\_\_$ bonds respectively present in hex-1-en-4-yne are :
JEE Main Chemistry Easy
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Q JEE MAIN 2025
Identify the homoleptic complexes with odd number of d electrons in the central metal :[0pt] [JEE MAIN\_290125\_S2] [Coordination] [T-5] [Ea\$y] (A) $\left[\mathrm{FeO}_{4}\right]^{2-}$ (B) $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-3-}$...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
Which one of the following, with HBr will give a phenol?
JEE Main Physics Medium
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Q JEE MAIN 2025
Drug $X$ becomes ineffective after $50 \%$ decomposition. The original concentration of drug in a bottle was $16 \mathrm{mg} / \mathrm{mL}$ which becomes $...
JEE Main Physics Medium
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