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p-Block Elements - I
easy
विद्युत अपघटनी रिफाइनिंग द्वारा एल्यूमीनियम का शुद्धिकरण कहलाता है
A
सरपेक विधि
B
हॉल की विधि
C
बायर की विधि
D
हूप की विधि
(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
