Question

which group contains the elements with the smallest radius on the periodic table 11 A meaningful

​

Answer 1

Answer:

helium

Atomic radii vary in a predictable way across the periodic table. As can be seen in the figures below, the atomic radius increases from top to bottom in a group, and decreases from left to right across a period. Thus, helium is the smallest element, and francium is the largest.

Explanation:

Please mark it as the Brainliest Answer