During electrolytic reduction of alumina, ___________. | Filo
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Class 12

Chemistry

Metallurgy

General Principles and Processes of Isolation of Elements

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During electrolytic reduction of alumina, ___________.

  1. Al is formed at cathode and oxygen is formed at anode
  2. Al is formed at anode and oxygen is formed at cathode
  3. Al is formed at cathode and hydrogen is formed at anode
  4. Al is formed at anode and hydrogen is formed at cathode
Correct Answer: Option(a)
Solution: During electrolytic reduction of alumina, Al is formed at cathode and oxygen is formed at anode.
Cathode:
Anode:  
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general principles and processes of isolation of elements