Periodic TableIsoelectronic Species and Ionic Radius1Choose the best answerO²⁻, F⁻, Na⁺ and Mg²⁺ are isoelectronic. Their radii decrease in the order:AMg²⁺ > Na⁺ > F⁻ > O²⁻BO²⁻ > F⁻ > Na⁺ > Mg²⁺CF⁻ > O²⁻ > Mg²⁺ > Na⁺DO²⁻ > Na⁺ > F⁻ > Mg²⁺ Like 0 Discuss 0Share