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Reduction potential for the following h ...

Reduction potential for the following h alf-cell reaction are
`Zn rarr Zn rarr Zn^(2+)+2e^(-),E_(Zn^(2+)//Zn)^(@) = -0.76V`
`Fe rarr Fe^(2+)+2e^(-),E_(Fe^(2+)//Fe)^(@) = -0.44V`
The emf for the cell reaction
`Fe^(2+)Zn rarr Zn^(2+)+Fe`
will be

A

`-0.32V`

B

`+1.20V`

C

`-1.20V`

D

`+0.32V`

Text Solution

Verified by Experts

The correct Answer is:
D
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