The number of ${\rm{F}}{{\rm{e}}^{2 + }}$ ion oxidised by one mole of ${\rm{MnO}}_4^ - $ ions is :

JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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The number of

\mathrm{F}{\mathrm{e}^{2 + }}

ion oxidised by one mole of

\mathrm{MnO}_4^ -

ions is :

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Correct option: C

Option C (5) is correct because one mole of

\mathrm{MnO}_4^ -

gains 5 electrons, and each

\mathrm{F}{\mathrm{e}^{2 + }}

loses one electron during oxidation.

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