Chemistry · 2026
JEE Main · 4 April 2026, Shift 1 · Q56
In order to oxidise a mixture of 1 mole each of FeC_2 O_4, Fe_2( C_2 O_4)_3, FeSO_4 and Fe_2( SO_4)_3 in acidic medium, the number of moles of KMnO_4…
In order to oxidise a mixture of $\displaystyle 1$ mole each of $\displaystyle \mathrm{FeC}_2 \mathrm{O}_4, \mathrm{Fe}_2\left(\mathrm{C}_2 \mathrm{O}_4\right)_3, \mathrm{FeSO}_4$ and $\displaystyle \mathrm{Fe}_2\left(\mathrm{SO}_4\right)_3$ in acidic medium, the number of moles of $\displaystyle \mathrm{KMnO}_4$ required is
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 2$
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JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.