1.

Assertion (A) : Atoms and molecules are the building blocks of matter. Reason (R ) : Atom is the ultimate particle of an element which may or may or may not have independent existence.

Answer»

Both (A) and (R ) are CORRECT
Both (A) and (R ) are WRONG
(A) is correct but (R ) is wrong
(A) is wrong but (R ) is correct

Solution :(A) is correct but (R ) is wrong


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