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p-Block Elements - I
medium
In the commercial electrochemical process for aluminium extraction, the electrolyte used is
A
$Al{(OH)_3}$ in $NaOH$ solution
B
An aqueous solution of $A{l_2}{(S{O_4})_3}$
C
A molten mixture of $A{l_2}{O_3}$ and $N{a_3}Al{F_6}$
D
A molten mixture of $AlO(OH)$ and $Al{(OH)_3}$
(IIT-1999)
Solution
In the commercial electrochemical process for aluminium extraction, the electrolyte used is .a molten mixture of $Al _2 O _3$ (alumina) and $Na _3 AIF _6$ (cryolite).
Standard 11
Chemistry
