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The ionisation enthalpy of alkaline eart...

The ionisation enthalpy of alkaline earth metals is

A

Greater than alkali metals but less than elements of group `13`

B

less than alkali metals

C

Greater than elements of groups `1` and `13`

D

Equal to alkali metals

Text Solution

Verified by Experts

The correct Answer is:
C
Due to high effective charge
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