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Question: Answered & Verified by Expert
The role of fluorspar, which is added in small quantities in the electrolytic reduction of alumina dissolved in fused cryolite is
ChemistryGeneral Principles and Processes of Isolation of MetalsWBJEEWBJEE 2017
Options:
  • A as a catalyst
  • B to make fused mixture conducting
  • C to lower the melting temperature of the mixture
  • D to decrease the rate of oxidation of carbon at anode
Solution:
1760 Upvotes Verified Answer
The correct answers are: to make fused mixture conducting, to lower the melting temperature of the mixture
Among the given statements (b) and (c) are correct these are the facts.

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