Verified Solution • 2025–26 Session moderate

QJEEM22Ch0236: JEE Main 2022 Chemistry - Class 12 JEEM22Ch0236 Solution: In neutral or alkaline solution, oxidises thiosulphate to :

In neutral or alkaline solution, $\mathrm{MnO}_{4}^{-}$ oxidises thiosulphate to :

Multiple Choice Options

A $\mathrm{S}_{2} \mathrm{O}_{7}^{2-}$
B $\mathrm{S}_{2} \mathrm{O}_{8}^{2-}$
C $\mathrm{SO}_{3}^{2-}$
D $\mathrm{SO}_{4}^{2-}$

Step-by-Step Verified Solution

8 \mathrm{MnO}_{4}^{-}+3 \mathrm{~S}_{2} \mathrm{O}_{3}^{2-}+ \mathrm{H}_{2} \mathrm{O}\rightarrow 8 \mathrm{MnO}_{2}+6 \mathrm{SO}_{4}^{2-}+

2 \mathrm{OH}^{-}

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