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NEET UG CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
1
Hard
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Analyzing
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Assertion (A): Wolframite impurities are separated from cassiterite by electromagnetic separation.
Reason (R): Cassiterite being magnetic is attracted by the magnet and forms a separate heap.
Reason (R): Cassiterite being magnetic is attracted by the magnet and forms a separate heap.
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Correct option: C
(A) is true but (R) is false
Option C is correct because while the assertion is true, the reason is false. Wolframite is magnetic and is separated from non-magnetic cassiterite, not the other way around.
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