Worksheet: Bond Orders

In this worksheet, we will practice calculating bond orders from the electron counts of atoms and the occupancy of bonding and antibonding orbitals.

Q1:

Which of the following oxides and oxyanions of carbon has the greatest CO bond strength according to Lewis bond theory?

  • A C O 4 4 (theoretical)
  • B C O
  • C C O 2
  • D C O 3 2

Q2:

What is the bond order for dinitrogen, N2?

Q3:

According to Molecular Orbital (MO) theory, what is the bonding order for the N2+ ion?

Q4:

According to Molecular Orbital (MO) theory, what is the bond order for a carbon monoxide molecule, CO?

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