Which of the following are isoelectronic and isostructural ? NO _ 3 ^ - , CO _ 3 ^ 2- …

Chemistry · JEE Main · NTA ExamsChemical Bonding and Molecular Structure

Which of the following are isoelectronic and isostructural ?
\(\mathrm{NO}_{3}^{-}, \mathrm{CO}_{3}^{2-}, \mathrm{ClO}_{3}^{-}, \mathrm{SO}_{3}\)
  1. \(\mathrm{NO}_{3}^{-}, \mathrm{CO}_{3}^{2-}\)
  2. \(\mathrm{SO}_{3}, \mathrm{NO}_{3}^{-}\)
  3. \(\mathrm{ClO}_{3}^{-}, \mathrm{CO}_{3}^{2-}\)
  4. \(\mathrm{CO}_{3}^{2-}, \mathrm{ClO}_{3}^{-}\)

Answer

(A) NO _ 3 ^ - , CO _ 3 ^ 2-

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