An atom of which of the following elements has the largest atomic radius?
A)F
B)N
C)Li
D)O
E)C

Question

Quizplus · Accepted Answer

Among the given options, Li has the largest atomic radius because it has the least nuclear charge compared to the other elements. As we move from left to right in a period, the atomic radius decreases due to the increasing nuclear charge. Hence, Li being in the first group or family (alkali metals) has a larger atomic radius as compared to the other elements in the same row.

An Atom of Which of the Following Elements Has the Largest