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Chemical Bonding and Molecular Structure question

2016 · Q103
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Chemical Bonding and Molecular Structure question

2016 · Q103

NEETChemistryChemical Bonding and Molecular StructureMultiple correct+4 / −1
Which of the following pairs of ions is isoelectronic and isostructural ?
  1. A
    CO32−,  NO3−C{O_3}^{2 - },\,\,N{O_3}^ -CO3​2−,NO3​−
  2. B
    ClO32−,  CO32−C{lO_3}^{2 - },\,\,C{O_3}^{2 - }ClO3​2−,CO3​2−
  3. C
    SO32−,  NO3−S{O_3}^{2 - },\,\,N{O_3}^ -SO3​2−,NO3​−
  4. D
    ClO3−,  SO32−Cl{O_3}^ - ,\,\,S{O_3}^{2 - }ClO3​−,SO3​2−
View written solutionFree

Correct answer: A

CO32−CO^{2-}_3CO32−​; 6 + 24 + 2 = 32; sp2; trigonal planar

N3−N_3^-N3−​ : 7 + 24 + 1 = 32; sp2, trigonal planar

So, these are isoelectronic as well as isostructural.

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