Question

which of the following has the largest atomic radius among group 16 elements?
a se
b te
c s
d po

Explanation:

Step1: Recall atomic - radius trend in a group

Atomic radius increases down a group in the periodic table due to the addition of new electron - shells.

Step2: Identify the position of elements in Group 16

S (sulfur), Se (selenium), Te (tellurium), and Po (polonium) are in Group 16. Po is the element at the bottom - most position among them in the periodic table.

Answer:

d. Po