monocovalent
bicovalent
covalent
splitting
double bond
single bond
multiple bond
pentacovalent
coordinate bond
pi bond
dative bond
cross-link
three-center two-electron bond
pairbonded
radical
fused
electrocyclic
conjugated
polar covalent bond
crosslinkage
triple bond
pairbonding
ringbond
catena compound
exomethylene
banana bond
carboalumination
covalently
bind
superbond
cisoid
hyperconjugation
bonding orbital
delocalization
metallometallation
enyne
silylcupration
bond angle
hydroamidation
polymethine
chemoattachment
allylboration
monodentate
polydentate
precatenane
acid
dihedral
biaryl
conjugate
ring