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NTA Abhyas JEE Main2020ChemistryGeneral Principles and Processes of Isolation of MetalsPractice

How many of the following are the minerals of aluminium? Magnesite, cryolite, kaolinite, malachite, epsum salt, bauxite, cuprite

Correct answer

3

Step-by-step solution

Cryolite N a 3 A l F 6 , kaolinite A l 2 O H 4 S i 2 O 5 and bauxite A l 2 O 3 . 2 H 2 O are the minerals of aluminium.

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