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On going down a main sub-group in the pe...

On going down a main sub-group in the periodic table (example Li to Cs in IA or Be to Ra in IIA), the expected trend of changes in atomic radius is a

A

continuous increase

B

continuous decrease

C

periodic one, an increase followed by a dcrease

D

decrease follwed by increase

Text Solution

Verified by Experts

The correct Answer is:
A
Continuous increase as no. of shells increases down the group.
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