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In the acidic medium MnO(4)^(-) acts as ...

In the acidic medium `MnO_(4)^(-)` acts as an oixidising agent.
`MnO_(4) + 8H^(+) + 5e^(-) to Mn^(2+) + 4H_(2)O`
If the `[H^(+)]` is reduced to half of its original value, the electrode potential of the half cell `MnO_(4), Mn^(2+)` |Pt (log 2=0.3010)

A

increases by 14.23 mV

B

decreases by 14.23 mV

C

increases by 28.46 mV

D

decreases by 28.46 mV

Text Solution

Verified by Experts

The correct Answer is:
D
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