Assertion (A): Alkali metals are soft and have low Melting and boiling points.
Reason (R): This is because interatomic bonds are weak.

Options

A. Both (A) and (R) are not true
B. (A) is true but (R) is not correct explanation of (A)
C. (A) is not true but (R) is true
D. Both (A) and (R) are true and (R) is correct explanation of (A)

Answer

(a)

Explanation

Alkali metals are soft and have low melting and boiling points due to their weak inter atomic bonds.