1.

The increasing order of the atomic radii of elements Na, Rb, K, Mg is (a) Na < K < Mg < Rb (b) K < Na < Mg < Rb (c) Na < Mg < K < Rb (d) Mg < Na < K < Rb

Answer»

The increasing order of the atomic radii of elements Na, Rb, K, Mg is Na < Mg < K < Rb.



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