JEE Main Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

Purification of Al by electrolysis method is called [BCECE 2005]

(A)Hall's process
(B)Baeyer process
(C)Ostwald process
(D)Hoope's processCorrect

Answer: (D)

Solution

Hoope's process electrolytically refines impure aluminium using a three-layer molten electrolytic cell. Hall's (Hall–Héroult) process extracts aluminium from alumina by electrolytic

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Question ID VK-138197