The electrolyte used in electrolytic refining of impure aluminium is __________.

A I_{2} O_{3} + C a F_{2}

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N a_{3} A l F_{6} + C a F_{2}

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A l_{2} O_{3}, N a_{3} A l F_{6} a n d C a F_{2}

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Any aluminium salt is molten state

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Solution

The correct option is D $A l_{2} O_{3}, N a_{3} A l F_{6} a n d C a F_{2}$
In the metallurgy of aluminium, purified $A l_{2} O_{3}$ is mixed with $N a_{3} A l F_{6}$ or $C a F_{2}$ which lowers the melting point of the mix and brings conductivity.

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Similar questions

N a_{3} A l F_{6}

C a F_{2}

A l_{2} O_{3}

N a_{3} A l F_{6}

C a F_{2}

N a A l F_{6}

C a F_{2}

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