(i) Mg is cathode
(ii) Cu is cathode
(iii) The cell reaction is Mg + Cu2+ → Mg2+ + Cu
(iv) Cu is the oxidising agent
Correct Answers:
(ii) Cu is cathode
(iii) The cell reaction is Mg + Cu2+ → Mg2+ + Cu
Explanation: In the given cell, copper acts as an cathode and the reaction involved is is Mg + Cu2+ → Mg2+ + Cu