Electrolytic reduction of alumina to aluminium by the Hall-Heroult pro – InterviewSolution

InterviewSolution

1.	Electrolytic reduction of alumina to aluminium by the Hall-Heroult process is carried outA. in the presence of NaClB. in the presence of fluoriteC. in the presence of cryolite which forms a melt at lower temperature and increases the electrical conductivityD. in the presence of cryolite which forms a melt at higher temperature and increases the electrical conductivity
Answer» Correct Answer - C

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