Question

Which of the following pairs of ions is isoelectronic and isostructural ?

• A. $C{O}_3^{2-},N{O}_3^{-}$
• B. $Cl{O}_3^{-},C{O}_3^{2-}$
• C. $S{O}_3^{2-},N{O}_3^{-}$
• D. $Cl{O}_3^{-},S{O}_3^{2-}$

Answer 1

Answer: (A), (D)

soelectronic - same valence electron
isostructural - same structure