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The function of fluorspar in the electro...

The function of fluorspar in the electrolytic reduction of alumnia dissolved in fused cryotile `(Na_(3)AlF_(6))` is:

A

as a catalyst

B

to lower the temperature of the melt and improve the condivity of cell

C

to decrease the rate of oxidation of carbon at the cathode

D

to decrease the rate of oxidation of carbon at the cathode

Text Solution

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The correct Answer is:
B
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