Following flow diagram represents the extraction of aluminium from bau – InterviewSolution

1.	Following flow diagram represents the extraction of aluminium from bauxite, Coke powder is spreaded over the molten electrolyte to:
Answer» PREVENT the loss of HEAT by rediation from the surface. prevent the CORROSION of GRAPHITE anode. prevent oxidation of molten ALUMINIUM by air. both a and c Answer :d

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