MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryPeriodic PropertiesAtomic radius

In which of the following pair, both the species are isoelectronic but first one is large in size than the second?

A.S₂–, O₂–
B.Cl–, S₂–
C.F–, Na⁺✓ Correct
D.N₃–, P₃–
Explanation

(a), (d) are not isoelectronic, (b), (c)  are isoelectronic and size of F⁻ > Na⁺, so correct option is (c)

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