Which of the following electrodes is used in electrolysis of bauxite (Al2O3) in molten cryolite?

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Chemistry JAMB 1984

Which of the following electrodes is used in electrolysis of bauxite (Al2O3) in molten cryolite?

  • Steel electrodes
  • Carbon electrodes checkmark
  • Mercury electrodes
  • Carbon anode and steel cathode
  • Carbon cathode and stell anode

The correct answer is: B

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