Question

18. During the refining of an impure metal by electrolysis, the pure metal is deposited at:
(a) At cathode
(b) On the walls of electrolytic tank
(c) At anode
(d) At the bottom of electrolytic tank
ਇਲੈਕਟਰੌਲਾਇਸਿਸ ਦੁਆਰਾ ਅਬੁੱਧ ਧਾਤ ਨੂੰ ਸੋਧਣ ਵੇਲੇ ਬੁੱਧ ਧਾਤ ਜਮਾਂ ਹੁੰਦੀ ਹੈ।​

Answer 1

Answer:

option a is correct......

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Answer 2

Answer:

(A) At Cathode

Explanation:

In electrolytic refining, pure metal is always deposited at the cathode. The impure metal is made anode (positive terminal) and a thin rod of pure metal is made cathode (negative terminal). The salt of the metal is made electrolyte in the cell.