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Compared with the alkaline earth metals,...

Compared with the alkaline earth metals, the alkali metals exhibit

A

Smaller ionic radii

B

Highest boiling points

C

Greater hardness

D

Lower ionisation enthalpies

Text Solution

Verified by Experts

The correct Answer is:
D
Because of larger size and smaller nuclear charge, alkali metals have low inisation enthalpy relative to alkaline earth metals.
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