Dipole Moment Calculator
Calculate molecular dipole moments and understand bond polarity.
Full electron: 1.602 × 10⁻¹⁹ C
Dipole Moment (μ)
4.797 D
Debye
μ = q × d = (1.600e-19 C) × (1.000e-10 m)
μ = 1.600e-29 C·m = 4.797 D
C·m
1.600e-29
Debye
4.797
% Ionic
99.9%
Bond Character:
Highly polar / Ionic character
Reference Dipole Moments
HF
1.82 D
HCl
1.08 D
HBr
0.82 D
HI
0.44 D
H2O
1.85 D
NH3
1.47 D
CO
0.11 D
CO2
0 D
CH4
0 D
CHCl3
1.04 D
About Dipole Moment
Dipole moment (μ) = charge (q) × distance (d)
- 1 Debye = 3.33564 × 10⁻³⁰ C·m
- Symmetric molecules have zero net dipole
- Percent ionic character compares to full electron transfer