Question 4

Aunty Suzie went to hardware to buy kitchen faucets. She thinks chrome –plated faucet will look sophisticated.

(a) Explain to your aunt the process in making chrome-plated faucets. Include a diagram.

(b) State two purposes of chrome-plated.

(c) A current of   5A was passed through a solution of copper sulphate ( using inert electrodes) for 2 hours.

(i) What element is liberated at the anode?

(ii) What element is liberated at the cathode?

(iii) Give equations for the reactions occurring at each of the electrodes.

(iv) Calculate the quantity of electricity passed.

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