1.

The major role of fluorspar, which is added in small quantities in the electrolytic reduction of Al_(2)O_(3) dissolved in fushed cryolite is

Answer»

as a catalyst
to make the fused MIXTURE very conduting
to lower the fusion temperature of metal
to DECREASES the ate of oxidation of CARBON at the anode.

Solution :Fluorospar `(CaF_(2))` is added in small quantities to be melt in the extraction of Al. It MAKES the fused STATE more conducting. It lowers the s fusion temperature of the melt.


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