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In the electrolysis of alumina, cryolite...

In the electrolysis of alumina, cryolite is added to

A

Lower the melting point of alumina and to increase the electrical conductivity

B

Minimise the anode effect

C

Remove impurities from alumina

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Cryolite lowers the m.p of alumina and increases the electrical conductivity .
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DISHA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE -1: CONCEPT BUILDER (TOPICWISE)
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