Illustrated Glossary of Organic Chemistry
ΔΕΝ:
Difference in
electronegativity
.
EN
C (2.5) <
EN
Cl (3.0)
ΔEN = 3.0 - 2.5 = 0.5
Therefore the carbon-chlorine
bond
of chloro
methane
is a
polar covalent bond
.
Related terms:
δ
-
,
δ
+
,
bond dipole
,
ionic bond
,
ΔE
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