Essential Chemistry for IGCSE - Electricity And Chemistry (Section 8 - No. 5)
In the electrolysis of copper sulfate solution using copper electrodes, which of the following statements is correct?
The anode dissolves, and copper is deposited at the cathode.
The cathode dissolves, and copper is deposited at the anode.
Both electrodes dissolve at the same rate.
No change occurs at the electrodes.
Explanation
Copper is dissolved from the anode and deposited at the cathode, resulting in purification.
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