A) III, I, II
B) I, II, III
C) II, III, I
D) II, I, III
Correct Answer: D
Solution :
These are all isoelectronic species. Among isoelectronic species, size increases with decrease in nuclear .charge. Hence the correct order of size is: \[N{{a}^{+}}<{{F}^{-}}<{{N}^{3-}}\]You need to login to perform this action.
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