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Which of the following statements (or eq...

Which of the following statements (or equation) is correct

A

The unit of cell e.m.f. is V `cm^(-1)`

B

`DeltaG=-(nF)/(E_(cell))`

C

In galvanic cell, cchemical energy is transformed into electrical energy

D

Oxidation state of Mn in potassium permanganate is +6

Text Solution

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The correct Answer is:
C
The unit of cell e.m.f. is volt
`DeltaG=-nFE_(cell)`
In `KMnO_(4)`,oxidation state of `Mn` is +7.
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