Essential Chemistry for IGCSE - Electricity And Chemistry (Section 3 - No. 30)
In the electrolysis of copper(II) sulfate with copper electrodes, what happens to the mass of the anode and the cathode?
The mass of the anode decreases.
The mass of the anode increases.
The mass of the cathode decreases.
The mass of the cathode increases.
Explanation
At the anode copper dissolves, losing mass, and at the cathode copper is deposited from solution, gaining mass.
Comments (0)
