ChemistryMetals and their compoundsJAMB
Aluminium is extracted from its ore by:
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Answer: A. electrolysis of alumina dissolved in molten cryolite
Purified Al₂O₃ dissolved in molten cryolite is electrolysed; carbon cannot reduce it.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.