1.

Assertion (A): Corundum is a chief ore of aluminium. Reaction (R ) : Molecular formula of corundum is Al_(2)O_(3)

Answer»

Both (A) and (R ) are CORRECT
Both (A) and ( R) are not correct
(A) is CORREC but(R ) is WRONG
(A) is wrong but (R ) is correct

SOLUTION :N/A


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