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p-Block Elements - I
easy
Purification of aluminium done by electrolytic refining is known as
A
Serpeck's process
B
Hall's process
C
Baeyer's process
D
Hoop's process
(AIPMT-1999)
Solution
Purification of aluminium by electrolytic refining is called Hoope's process. By this method $99.9\, \%$ pure aluminium metal is obtained. The cell used in this method consists of three layers. In the cell pure $Al$ acts as cathode while anode is of impure $Al.$
Standard 11
Chemistry