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With the increase in atomic weight melti...

With the increase in atomic weight melting points of the alkali metals

A

increases

B

decrease

C

remains constant

D

do not show definite trend

Text Solution

Verified by Experts

The correct Answer is:
B
Alkali metals possess very low melting and boiling points because of weak metallic bond. Melting, and boiling points go on decreasing-moving down the group from Li to Cs. It is due to decreasing metallic bond strength.
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