Question

The increasing order of the ionic radii of the given isoelectronic species is:

Answer 1

The increasing order of the ionic radii of the given isoelectronic species is (a) S2–, Cl–, Ca2+, K+ (b) Ca2+, K+, Cl–, S2– (c) K+, S2–, Ca2+, Cl– (d) Cl–, Ca2+, K+, S2–