Question

Atomic radii of group 1 elements and group 2 elements

Answer 1

Answer:

Atomic radii decreases as we move from left to right in a period.

Answer 2

Explanation:

As you go down Group 1: the number of occupied energy levels (or shells of electrons) increases from 2 to 6.

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(A) Trends in the Atomic Radius of Group 1 (IA, Alkali Metals) Elements.