Q 2617512480.     Consider the cell, `Zn | Zn^(2+) (aq ) (1.0 M) || Cu^(2+) (aq) (1.0 M) | Cu` The standard reduction potentials are `0.350 V` for `Cu^(2+) (aq) + 2e^(-) -> Cu` and `-0.763` V for `Zn^(2+) (aq) + 2e^(-) -> Zn`
(i) Write down the cell reaction.
(ii) Calculate the emf of the cell.
(iii) Is the cell reaction spontaneous or not?

JEE 1982

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