1.

Which does not represent a concentration cell?

Answer»

`PT|H_(2)|HCl||CHl|Pt|H_(2)`
`Pt|H_(2)|HCl||Cl_(2)|Pt`
`Zn|Zn^(2+)||Cu^(2+)|Cu`
`Fe|Fe^(+2)||Cu^(2+)|Cu`

Solution :NET REDOX CHANGE is zero.


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