Teaching UP TGT Mock Test Series 2025 General Science Chemistry Chemical Bond and Molecular Structure
Which of the following pairs of ions are isoelectronic and isostructural?
(I) \(CO_3^{2 - },\,NO_3^ - \)
(II) \(ClO_3^ - ,\,CO_3^{2 - }\)
(III) \(SO_3^{2 - },\,NO_3^ - \)
(IV) \(ClO_3^ - ,\,SO_3^{2 - }\)
1
II, III
2
I
3
I, IV
4
IV