Bond Order Calculator

Calculate bond order using molecular orbital theory and predict bond properties.

Bond Order

2.0

Bond Order = (Bonding - Antibonding) / 2 = (10 - 6) / 2 = 2.0
Bonding e-

10

Antibonding e-

6

Net Bonding

4

Bond Type:Double bond (or between single-double)
Bond Strength:Moderate
Bond Length:Medium
Stability:Stable (Bond Order > 0)

Common Examples

  • H2: BO = 1 (single bond)
  • O2: BO = 2 (double bond)
  • N2: BO = 3 (triple bond)
  • He2: BO = 0 (no bond)

Bond Order Properties

  • Higher BO = Shorter bond length
  • Higher BO = Stronger bond
  • Higher BO = Higher bond energy
  • Fractional BO indicates resonance