Question

The correct order of the atomic radii of C, Cs, Al, and S is

(a) C<S< Cs < Al
(b) S<< < Al < Cs
(c) S<C < Cs < Al
(d) C <S< Al < Cs

IIT JEE (January 2019)​

Answer 1

Answer

(d) C <S< Al < Cs

★Explanation★

Atomic radii increases by moving down the group and decreases across a period.

Hence, the correct order of atomic radii is : C < S < Al < Cs

Answer 2

Answer:

Explanation:

it's simple...

answer is (d)