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JEE Main Chemistry question

ChemistryGeneral Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

Purification of alumina takes place by [BCECE 2007]

Answer: (B)

Solution

Hall's process purifies bauxite containing silica as the chief impurity, giving purified alumina. Hoope's process refines already-extracted impure

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Question ID VK-138292