Question

Select the correct location on the image.

Which element has the largest atomic radius?

Answers options are in the photo attached...

Answer 1

Ba.

Step-by-step explanation:

Atomic radius decreases across the period and increases across the group.

Atomic radius of Be = 153 pm.

Atomic radius of F = 147 pm.

Atomic radius of Ga = 187 pm.

Atomic radius of Ba = 268 pm.

∴ The element that has the largest atomic radius is Ba.