Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Aluminium is extracted from alumina 
by electrolysis of a molten mixture of
A
B
C
D
( 2012 )
Text Solution
Verified by ExpertsThe correct answer is:
C
: Electrolytic mixture contains alumina 
, cryolite 
NaAlF) and fluorspar 
in the ratio of 20 : 40 : 20. Due to presence of these conductivity of alumina increases and fusion temperature decreases from 
to 
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