Chemistry · 2026
JEE Main · 4 April 2026, Shift 1 · Q61
Correct statements from the following are A. Potassium dichromate is an oxidising agent and it oxidises FeSO_4 to Fe_2( SO_4)_3 in acidic medium. B.…
Correct statements from the following are
A. Potassium dichromate is an oxidising agent and it oxidises $\displaystyle \mathrm{FeSO}_4$ to $\displaystyle \mathrm{Fe}_2\left(\mathrm{SO}_4\right)_3$ in acidic medium.
B. Sodium dichromate can be used as primary standard in volumetric estimation.
C. $\displaystyle \mathrm{CrO}_4^{2-}$ and $\displaystyle \mathrm{Cr}_2 \mathrm{O}_7^{2-}$ are interconvertible in aqueous solution by varying the pH of the solution.
D. Cr-O-Cr bond angle in $\displaystyle \mathrm{Cr}_2 \mathrm{O}_7^{2-}$ is $\displaystyle 126$°.
Choose the correct answer from the options given below:
Official answer
From NTA’s final answer key for this paper.
(2)
A, C and D Only
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JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.