1.

Assertion (A) : Transition metals have low melting points. Reason (R ) : The involvement of greater number of (n - 1)d and ns electrons in the interatomic metallic bonding.

Answer»

Both Assertion (A) and Reason (R) are CORRECT statements, and Reason (R) is the correct explanation of the Assertion (A).
Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A).
Assertion (A) is correct, but Reason (R) is INCORRECT statement.
Assertion (A) is incorrect, but Reason (R) is correct statement.

Answer :D


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