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How many faradays of elecricity are ...

How many faradays of elecricity are required for the following reaction to occur `MnO_(4)^(-) to Mn^(2+)`

A

5F

B

3F

C

1F

D

7F

Text Solution

Verified by Experts

`7MnO_(4)^(-) + 5e^(-) to Mn^(2+) +4H_(2)O`
5 moles of electrons i.e., 5F charge required.
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