The metal oxide which cannot be reduced to metal by carbon is:, Al 2 O 3 , PbO, ZnO, Fe 2 O 3

The metal oxide which cannot be reduced to metal by carbon is:

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The metal oxide which cannot be reduced to metal by carbon is:

ChemistryGeneral Principles and Processes of Isolation of MetalsNEETNEET 2013 (Karnataka)

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The correct answer is: $\mathrm{Al}_2 \mathrm{O}_3$

Oxides of reactive metals like Aluminium can be reduced by the electrolytic method.

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