In the extraction of aluminium, the function of cryolite is to: Options: A . &nbsp Lower the melting point of alumina B . &nbsp Increase the melting point of alumina C . &nbsp Remove impurities from alumina D . &nbsp Minimise the anodic effect

In the extraction of aluminium, the function of cryolite is to:

Question -

In the extraction of aluminium, the function of cryolite is to:

Options:

A . Lower the melting point of alumina

B . Increase the melting point of alumina

C . Remove impurities from alumina

D . Minimise the anodic effect

Answer: Option A
:
A

Melting point of $A I_{2} O_{3}$ is very high, adding impurities reduces melting point

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