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CGP EDU Academic Team
Published on: August 13, 2026
The platinum electrodes were immersed in a solution of cupric sulphate and electric current passed through the solution. After some time it was found that colour of copper sulphate disappeared with evolution of gas at the electrode. The colourless solution contains
Text Solution
Verified by ExpertsThe correct answer is:
D
During electrolysis of 
. 
gets discharged at cathode and 
at anode. Thus solution becomes acidic due to excess of 
and 
or 
.
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