(a)(i) Define the term standard electrode potential.

(ii) State three factors that affect the discharge of ions during electrolysis.

(iii) State two functions of a salt bridge in an electrochemical cell.

(b) Describe briefly what happens when a solution of copper (II) tetraoxosulphate (VI) is electrolyzed using copper electrodes.

c) Calculate the mass of copper deposited at the cathode when a current of 0.2A is passed through a solution of copper (II) tetraoxosulphate (VI) for 35 minutes using copper electrodes. [H = 1.00, O = 16.0, S = 32.0, Cu = 64.0, IF = 96,500C]

(d)(i) State three characteristics of a catalyst.

ii) Name one manufacturing process in which each of the following metals is used as catalyst: I. iron; II. nickel; Ill. platinum.
c-NA