Question

In electrolytic cell that uses aqueous copper(II) sulfate as electrolyte and copper plates as electrodes, what is the product at the anode

Answer 1

Explanation:

When an aqueous solution of CuSO

4

is subjected to electrolysis using copper electrodes, the following reactions take place at cathode and anode.

CuSO

4

→Cu

2+

+SO

4

2−

Reduction at cathode:

Cu

2+

+2e

−

→Cu

Oxidation at anode:

2OH

−

→H

2

O+

2

1

O

2

+2e

−

.

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