Question

How do atom atomic radius vary in period and group?

Answer 1

Explanation:

the atomic charge play an important role that is in group and peroid they are arranged according to their atomice charge

Answer 2

Answer:

atomic radius decreases on moving left to right in a period while increases on moving top to bottom in a group .

Exception : Noble gas has largest atomic radius in a period although it may have smallest atomic radii with trend given.

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