Table 6 Polarizabilities and dipole moments of chemical bonds.

From: Study on the Change of Dielectric Properties and Chemical-Mechanism during Coal Low-Temperature Oxidation

Chemical bonds polarizabilities

Chemical bonds dipole moments

Bond

\({{\boldsymbol{\alpha }}}_{{\boldsymbol{M}}}\)

Comments

Bond

μ.Debye (D)

C–H

0.65

aliphatic

C–H

0.4

C–C

0.64

aliphatic

O–H

1.51

C–C

1.07

aromatic

C–C

0

C=C

1.66

 

C–O

0.74

C=O

1.20

carbonyl

C=O

2.3

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