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प्रश्न
True or False.
In electrorefining, impure metal is made the cathode.
चूक किंवा बरोबर
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उत्तर
This statement is false.
Explanation:
In electrolytic refining, the impure metal block is always made the anode (positive electrode) so it can dissolve, while a thin strip of pure metal is used as the cathode where pure deposition happens.
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