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In the commercial electrochemical proces...

In the commercial electrochemical process for aluminium extraction, the electrolyte used is

A

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

B

An aqueous solution of `AI_(2)O_(3)` and `Na_(3)AIF_(6)`

C

A molten mixture of `AI_(2)O_(3)` and `Na_(3)AIF_(6)`

D

A molten mixture of `AIO(OH)` and `AI(OH)_(3)`

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The correct Answer is:
C
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