Chemistry · Metallurgy
Aluminium metal is extracted commercially by which of the following processes?
- 1Reduction of alumina with carbon monoxide
- 2Reduction of alumina with carbon
- 3Electrolysis of molten aluminium oxide (alumina)✓
- 4Electrolysis of molten aluminium chloride
Correct answer
Electrolysis of molten aluminium oxide (alumina)
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