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Number of coulombs of current required t...

Number of coulombs of current required to convert completely 1 mole of `MnO_(4)^(-)` ions in acid medium to one mole of `Mn^(2+)` ions electrolytically is

A

`96500`

B

`5 xx 96500`

C

`96500 xx 2`

D

`96500 xx 6`

Text Solution

Verified by Experts

The correct Answer is:
B
`{:(MnO_(4)^(-)" "Mn^(2+)),(" +7 "rarr +"2"):}`
Change in O.S. =5, current required =5F
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