ElectrochemistryHard

Question

How many faradays are required to reduce one mol of MnO4- to Mn2+ -

Options

A.1
B.2
C.3
D.5

Solution

8H+ + 5e- + MnO4- →  Mn+2 + 4H2O
            (1 mole)
5 mole e-  = 5 Faraday.

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