Question

Please tell the answer and reason behind it in detail .
Please answer correctly ​

Answer 1

ANSWER:

NA

Explanation:

Na has the largest atomic radii

Reason:

Li : belongs to the 2nd period.

Na and Cl : belong to the 3rd period.

In periodic table, 3rd period will have larger atomic radius than the second period. Again, Cl lies to the right and Na lies to the left of the periodic table. Therefore, Na has the largest atomic radius.