The increasing order of atomic radius for the elements Na, Rb, K and Mg is

Question

The increasing order of atomic radius for the elements Na, Rb, K and Mg is (A) Na < K < Mg < Rb (B) K < Na < Mg < Rb (C) Na < Mg < K < Rb (D) Mg < Na < K < Rb

Tardigrade Admin · Accepted Answer

Correct answer is (d) Mg < Na < K < Rb

Q. The increasing order of atomic radius for the elements Na, Rb, K and Mg is

Na < K < Mg < Rb

K < Na < Mg < Rb

Na < Mg < K < Rb

Mg < Na < K < Rb

Correct answer is (d) Mg < Na < K < Rb