Aluminium is extracted from bauxite by the electrolysis of aluminium o – InterviewSolution

InterviewSolution

1.	Aluminium is extracted from bauxite by the electrolysis of aluminium oxide dissolved in cryolite. Now answer the following question: When bauxite is treated with sodium hydroxide solution, what happens to the aluminium oxide and iron (III) oxide?
Answer» SOLUTION :ALUMINIUM oxide DISSOLVES in SODIUM hydroxide and iron oxide does not dissolve.

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