Metals and Non-metals · Class 10 · CBSE Science
During the extraction of metals, electrolytic refining is used to refine impure metals. Where is the impure metal placed in the electrolytic cell?
Practice question from Metals and Non-metals (Class 10 · CBSE Science), with the correct answer and a step-by-step solution.
easy · MCQ · Q-A35795
During the extraction of metals, electrolytic refining is used to refine impure metals. Where is the impure metal placed in the electrolytic cell?
- A.AnodeCorrect answer
- B.Cathode
- C.Electrolyte solution
- D.Bottom of the tank as anode mud
Solution
In electrolytic refining, the impure metal is made the anode, and a strip of pure metal is made the cathode. On passing current, pure metal from the anode dissolves into the electrolyte and deposits on the cathode.
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