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AP EAMCET202422 May 2024Morning ShiftChemistryChemical Bonding and Molecular StructureActual

In which of the following sets the sum of bond orders of three species is maximum?

Options

  1. AB ₂, CN ⁻, O ₂ ²⁻
  2. BO ₂, ~F ₂, O ₂ ²⁺
  3. CO ₂⁻, N ₂, O ₂⁺
  4. DC ₂, O ₂, He ₂²⁺

Correct answer

C. O ₂⁻, N ₂, O ₂⁺

Step-by-step solution

array |c|c|c| Molecule & Total electron & Bond order B ₂ & 10 & 1 CN ⁻ & 14 & 3 O ₂ ²⁻ & 18 & 1 O ₂ & 16 & 2 ~F ₂ & 18 & 1 O ₂ ²⁺ & 14 & 3 O ₂ ⁻ & 17 & 1.5 N ₂ & 14 & 3 O ₂ ⁺ & 15 & 2.5 C ₂ & 12 & 2 O ₂ & 16 & 2 He ₂ ²⁺ & 2 & 1 array So, O ₂⁻, N ₂ and O ₂⁺ the sum of order is 8 it have maximum bond order.

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