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JEE Main2002ChemistryGeneral Principles and Processes of Isolation of MetalsActual

Aluminium is extracted by the electrolysis of

Options

  1. Abauxite
  2. Balumina
  3. Calumina mixed with molten cryolite
  4. Dmolten cryolite

Correct answer

C. alumina mixed with molten cryolite

Step-by-step solution

Alumina is mixed with cryolite which acts as an electrolyte

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