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The standard electrode potential of Zn^(...

The standard electrode potential of `Zn^(2+)|ZnandCu^(2+)|Cu` are - 0.76 and 0.34 V respectively . The standard e.m.f. of the cell is :

A

0.42 V

B

`-1.10 V`

C

Zero

D

`1.10 V`.

Text Solution

Verified by Experts

The correct Answer is:
D
`E^(@)_("cell")=E^(@)_("cathode")-E^(@)_("anode")` `=0.34-(-0.76)=1.10V`.
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