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ICSE Class 10 Chemistry Question 50 of 60

Electrolysis — Question 50

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Question 2(2019)

State one observation for the following : Copper sulphate solution is electrolysed using copper electrodes.

Answer

A brownish pink deposit of copper metal is seen at the cathode when copper solution is electrolyzed using copper electrodes. The blue colour of Copper Sulphate solution does not face and Copper anode diminishes in mass.