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In electrolysis of aluminium oxide which...

In electrolysis of aluminium oxide which of the following is added to accelerate the process?

A

Silica

B

Cryolite

C

Nickel

D

Silicate

Text Solution

Verified by Experts

The correct Answer is:
B
Cryolite is added to lower the melting point of alumina and to increases the electrical conductivity.
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