One method of extracting zinc is by electrolysis. Zinc ore is changed into aqueous zinc
sulphate using sulphuric acid.
Complete the following description of the extraction of zinc.
(i) The electrolyte is aqueous zinc sulphate and the cathode is made from
(ii) The anode is made from carbon and the product at the anode is
(i) The equation for the reaction at the cathode is
[4]
