An aqueous solution of zinc sulphate is electrolysed using platinum electrodes as shown in the set up below.

      

An aqueous solution of zinc sulphate is electrolysed using platinum electrodes as shown in the set up below.
Q29102019810.png

(a) (i) Write a half equation for the reaction taking place at electrode A.
(ii) Identify electrodes A and B
(iii) State and explain the observation at electrode B if copper plate was used instead of platinum electrode.

  

Answers


Maurice
(i) Q29102019814.png

(ii) A-Anode B-cathode

(iii) B reduces in size;copper anode dissolves
Q29102019818.png
maurice.mutuku answered the question on September 10, 2019 at 05:18


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