ExamBro
ExamBro
AP EAMCET · Chemistry · Chemical Bonding and Molecular Structure

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

  1. A \(\mathrm{B}_2, \mathrm{CN}^{-}, \mathrm{O}_2{ }^{2-}\)
  2. B \(\mathrm{O}_2, \mathrm{~F}_2, \mathrm{O}_2{ }^{2+}\)
  3. C \(\mathrm{O}_2^{-}, \mathrm{N}_2, \mathrm{O}_2^{+}\)
  4. D \(\mathrm{C}_2, \mathrm{O}_2, \mathrm{He}_2^{2+}\)
Verified Solution

Answer & Solution

Correct Answer

(C) \(\mathrm{O}_2^{-}, \mathrm{N}_2, \mathrm{O}_2^{+}\)

Step-by-step Solution

Detailed explanation

\begin{array}{|c|c|c|}\hline Molecule & Total electron & Bond order \\\hline \mathrm{B}_2 & 10 & 1 \\\hline \mathrm{CN}^{-} & 14 & 3 \\\hline \mathrm{O}_2{ }^{2-} & 18 & 1 \\\hline \mathrm{O}_2 & 16 & 2 \\\hline \mathrm{~F}_2 & 18 & 1 \\\hline \mathrm{O}_2{ }^{2+} & 14 & 3…