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Given below are the half-cell reactions ...

Given below are the half-cell reactions :
`Mn^(2+)+2e^(-) rarr Mn, E^(@)=-1.18 V`
`2(Mn^(3+)+e^(-) rarr Mn^(2+)), E^(@)=+1.51 V`
The `E^(@)` for `3 Mn^(2+) rarr Mn+2Mn^(3+)` will be :

A

`0.33 V`, the reaction will not occur

B

`0.33 V`, the reaction will occur

C

`-2.69 V`, the reaction will not occur

D

`-2.69 V`, the reaction will occur

Text Solution

Verified by Experts

The correct Answer is:
C
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