Multiple choice

During electroplating, when current is passed through a copper sulphate solution, copper gets deposited on the

  1. electrode which is attached to the negative terminal of the battery

  2. electrode which is attached to the positive terminal of the battery

  3. walls of the vessel

  4. bottom of the vessel
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A Correct answer
Explanation

When electric current is passed through copper sulphate solution, copper sulphate dissociates into copper and sulphate ions. The free copper ions get drawn to the electrode connected to the negative terminal of the battery and gets deposited on it. 

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