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In commercial electrochemical process fo...

In commercial electrochemical process for Al extraction, electrolyte used is

A

`Al(OH)_(3)` in `NaOH` solution

B

An aqueous solution of `Al_(2)(SO_(4))_(3)`

C

A molten mixture of `Al_(2)O_(3)` and `Na_(3)AlF_(6)`

D

A molten mixture of `Al(OH)_(3)` and `AlO(OH)`

Text Solution

Verified by Experts

The correct Answer is:
C
Al is extracted commercially by the electrolysis of a molten mixture of `Al_(2)O_(3)` (alumina) and `Na_(2)AlF_(6)` (cryolite).
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