Question

What periodic trend does the atomic radius follow?

OA. It stays the same across the table.
OB. It decreases from top to bottom.
C. It increases from left to right.
OD. It decreases from left to right.

Answer 1

OD. It decreases from left to right.

Step-by-step explanation:

Radius decreases from left to right since proton counts increase but your shell stays same (same energy level)