Question

Which of the following elements has the largest atomic radius?

Potassium
Calcium
Cobalt
Nickel

SOMEONE PLEASE HELP

Answer 1

Top answer is correct thx

Step-by-step explanation:

answer is potassium I took the test and that was the answer

Answer 2

Potassium has 243 pm
Calcium has 194 pm
Cobalt has 152 pm
Nickel has 149 pm

Your answer should be A.