Question

Put the atoms in order from largest to smallest atomic radius, with the largest atom at the top of your list.

Calcium (Ca)

Potassium (K)

Fluorine (F)

Nitrogen (N)

Silicon (Si)

Answer 1

Potassium, K ( r = 280 pm)
Calcium, Ca (r = 231 pm)
Florine, F (r = 147 pm)
Silicon, Si (r = 111 pm)
Nitrogen, N (r = 65 pm)