electron-deficient bond
A single bond between adjacent atoms that is formed by less than two electrons, as in
B
2
H
6
:
The
B–H–B
bonds are called a '
two-electron three-centre bonds
'.
Source:
PAC, 1994,
66
, 1077
(Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994))
on page 1110
