1.

Copper can be deposited from acidified copper sulphate and alkaline cuprous cyanide . If the same current is passed for a definite time

Answer»

the amount of copper DEPOSITED from acidic copper sulphate will be higher
the amount of copper deposited from alkaline cuprous CYANIDE will be higher
the same amount of copper will be deposited
none

Solution :In `CuSO_(4)` , change is `Cu^(2+) + 2e to Cu`,
In CUCN , change is `Cu ^(+) + e to Cu`,
Thus ` w alpha E_(Cu)` , which is more in CuCN.


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