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MnO 4 2 in acidic medium disproportionates to | null (Chemistry) | DivineJEE

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Chemistry

JEE Mains 2026 21st January Shift 1

Chemistry

\mathrm{MnO}_{4}^{2-}

, in acidic medium, disproportionates to :

A

\mathrm{Mn}_{2} \mathrm{O}_{7}

and

\mathrm{MnO}_{2}

B

\mathrm{MnO}_{4}^{-}

and MnO

C

\mathrm{MnO}_{4}^{-}

and

\mathrm{MnO}_{2}

D

\mathrm{Mn}_{2} \mathrm{O}_{7}

and MnO

Explanation

3 \mathrm{MnO}_{4}^{2-}+4 \mathrm{H}^{+} \rightarrow 2 \mathrm{MnO}_{4}^{-}+\mathrm{MnO}_{2}+2 \mathrm{H}_{2} \mathrm{O}

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