Central element
aluminium
aluminum
antimony
argon
arsenic
astatine
bismuth
boron
bromine
carbon
chlorine
fluorine
gallium
germanium
helium
hydrogen
indium
iodine
krypton
lead
neon
nitrogen
oxygen
phosphorus
polonium
radium
radon
selenium
silicon
sulfur
sulphur
tellurium
thallium
tin
xenon
*
Overall charge on compound
-6
-5
-4
-3
-2
-1
0
1+
2+
3+
4+
5+
6+
*
Complex contains
attached groups or ligands
Number of 1st group
1
2
3
4
5
6
7
8
9
10
11
12
*
1st group
AlMe₃ (trimethylaluminium)
AlR₃ (alane)
As (≡As arsenido)
AsH₂ (dihydroarsenic)
AsMe₂ (dimethylarsanyl)
AsPh₃ (triphenylarsane)
AsR₂ (arsanyl)
AsR₃ (arsane)
BCl₂ (dichloroboron)
BF₂ (difluoroboron)
BF₃ (boron trifluoride)
BH₃ (borane)
Br (bromo)
BR₃ (borane)
Br₃ (tribromo)
C≡CH (ethynyl)
CCR (alkynyl)
CH (≡CH methylidyne)
CH=CHR (vinyl)
CH₂ (methylidene)
CHO (formyl)
Cl (chloro)
CMe (≡CMe ethylidyne)
CN (cyano-κC)
CO (carbonyl)
CO₂H (carboxyl)
CO₂Me (methoxycarbonyl)
COMe (acetyl)
COR (acyl)
CR₂ (alkylidene)
CS (thiocarbonyl)
Dmso (dimethylsulfoxide-κO)
Dmso (dimethylsulfoxide-κS)
Et (ethyl)
F (fluoro)
GaMe₃ (trimethyl-gallium)
GaR₃ (gallane)
GeH₃ (germyl)
GeMe₃ (trimethylgermyl)
GeR₃ (trialkylgermyl)
H (hydrido)
HC≡CH (ethyne)
I (iodo)
I₃ (triiodo)
L (L-group)
Me (methyl)
N (≡N nitrido)
N₃ (azido)
NCO (isocyanato-κN)
NCS-κN (isothiocyanato-κN)
=NH (imino)
NH₂ (amino)
NH₃ (ammine)
=NMe (methylimino)
NMe₂ (dimethylamino)
NMe₃ (trimethylamine)
NO (bent) (nitrosyl (bent))
NO₂ (nitro-κN)
NO₃ (nitrato)
NPh₂ (diphenylamino)
NR₃ (azane (amine))
O (oxo X₂)
O (oxo O⊖ X)
O=C(NH₂)₂ (urea)
O=CR₂ (ketone)
OCN (cyanato-κO)
OEt (ethoxy)
OEt₂ (diethylether)
OH (hydroxo)
OH₂ (aqua)
OHMe (methanol)
OHR (alcohol)
OMe (methoxy)
ONO (nitrito-κO)
OR (alkoxy and aryloxy)
OR₂ (ether)
P (≡P phosphido)
PbR₃ (trialkylplumbyl)
Ph (phenyl)
PH₂ (phosphanyl)
PH₃ (phosphane)
PMe₂ (dimethylphosphanyl)
PPh₂ (diphenylphosphanyl)
PPh₃ (triphenylphosphane)
PR₂ (phosphido)
PR₃ (phosphane)
Py (pyridine)
R (alkyl and aryl)
S (thioxo)
S (S⊖ thio X type)
SbPh₃ (triphenylstibine)
SbR₂ (stibanyl)
SbR₃ (stibane)
SCN-κS (thiocyanato-κS)
Se (selenido)
SeH (hydroseleno)
SeMe (methylselenido)
SeMe₂ (dimethylselenoether)
SePh (phenylselenido)
SeR (selenanyl)
SeR₂ (selenoether)
SH (hydrothio)
SiH₃ (silyl)
SiMe₃ (trimethylsilyl)
SiR₃ (trialkylsilyl)
SiR₃ (silyl)
SMe₂ (dimethylthioether)
SnH₃ (stannyl)
SnMe₃ (trimethylstannyl)
SnR₃ (trialkylstannyl)
SR (sulfanyl)
SR₂ (thioether)
Te (tellurido)
TeH (tellanyl)
TeMe (methyltellanyl)
TeR₂ (telluroether)
Thf (tetrahydrofuran)
X (X-group)
Z (Z-group)
*
Number of 2nd group (if any)
0
1
2
3
4
5
6
7
8
9
10
11
12
2nd group (if any)
AlMe₃ (trimethylaluminium)
AlR₃ (alane)
As (≡As arsenido)
AsH₂ (dihydroarsenic)
AsMe₂ (dimethylarsanyl)
AsPh₃ (triphenylarsane)
AsR₂ (arsanyl)
AsR₃ (arsane)
BCl₂ (dichloroboron)
BF₂ (difluoroboron)
BF₃ (boron trifluoride)
BH₃ (borane)
Br (bromo)
BR₃ (borane)
Br₃ (tribromo)
C≡CH (ethynyl)
CCR (alkynyl)
CH (≡CH methylidyne)
CH=CHR (vinyl)
CH₂ (methylidene)
CHO (formyl)
Cl (chloro)
CMe (≡CMe ethylidyne)
CN (cyano-κC)
CO (carbonyl)
CO₂H (carboxyl)
CO₂Me (methoxycarbonyl)
COMe (acetyl)
COR (acyl)
CR₂ (alkylidene)
CS (thiocarbonyl)
Dmso (dimethylsulfoxide-κO)
Dmso (dimethylsulfoxide-κS)
Et (ethyl)
F (fluoro)
GaMe₃ (trimethyl-gallium)
GaR₃ (gallane)
GeH₃ (germyl)
GeMe₃ (trimethylgermyl)
GeR₃ (trialkylgermyl)
H (hydrido)
HC≡CH (ethyne)
I (iodo)
I₃ (triiodo)
L (L-group)
Me (methyl)
N (≡N nitrido)
N₃ (azido)
NCO (isocyanato-κN)
NCS-κN (isothiocyanato-κN)
=NH (imino)
NH₂ (amino)
NH₃ (ammine)
=NMe (methylimino)
NMe₂ (dimethylamino)
NMe₃ (trimethylamine)
NO (bent) (nitrosyl (bent))
NO₂ (nitro-κN)
NO₃ (nitrato)
NPh₂ (diphenylamino)
NR₃ (azane (amine))
O (oxo X₂)
O (oxo O⊖ X)
O=C(NH₂)₂ (urea)
O=CR₂ (ketone)
OCN (cyanato-κO)
OEt (ethoxy)
OEt₂ (diethylether)
OH (hydroxo)
OH₂ (aqua)
OHMe (methanol)
OHR (alcohol)
OMe (methoxy)
ONO (nitrito-κO)
OR (alkoxy and aryloxy)
OR₂ (ether)
P (≡P phosphido)
PbR₃ (trialkylplumbyl)
Ph (phenyl)
PH₂ (phosphanyl)
PH₃ (phosphane)
PMe₂ (dimethylphosphanyl)
PPh₂ (diphenylphosphanyl)
PPh₃ (triphenylphosphane)
PR₂ (phosphido)
PR₃ (phosphane)
Py (pyridine)
R (alkyl and aryl)
S (thioxo)
S (S⊖ thio X type)
SbPh₃ (triphenylstibine)
SbR₂ (stibanyl)
SbR₃ (stibane)
SCN-κS (thiocyanato-κS)
Se (selenido)
SeH (hydroseleno)
SeMe (methylselenido)
SeMe₂ (dimethylselenoether)
SePh (phenylselenido)
SeR (selenanyl)
SeR₂ (selenoether)
SH (hydrothio)
SiH₃ (silyl)
SiMe₃ (trimethylsilyl)
SiR₃ (trialkylsilyl)
SiR₃ (silyl)
SMe₂ (dimethylthioether)
SnH₃ (stannyl)
SnMe₃ (trimethylstannyl)
SnR₃ (trialkylstannyl)
SR (sulfanyl)
SR₂ (thioether)
Te (tellurido)
TeH (tellanyl)
TeMe (methyltellanyl)
TeR₂ (telluroether)
Thf (tetrahydrofuran)
X (X-group)
Z (Z-group)
Number of 3rd group (if any)
0
1
2
3
4
5
6
7
8
9
10
11
12
3rd group (if any)
AlMe₃ (trimethylaluminium)
AlR₃ (alane)
As (≡As arsenido)
AsH₂ (dihydroarsenic)
AsMe₂ (dimethylarsanyl)
AsPh₃ (triphenylarsane)
AsR₂ (arsanyl)
AsR₃ (arsane)
BCl₂ (dichloroboron)
BF₂ (difluoroboron)
BF₃ (boron trifluoride)
BH₃ (borane)
Br (bromo)
BR₃ (borane)
Br₃ (tribromo)
C≡CH (ethynyl)
CCR (alkynyl)
CH (≡CH methylidyne)
CH=CHR (vinyl)
CH₂ (methylidene)
CHO (formyl)
Cl (chloro)
CMe (≡CMe ethylidyne)
CN (cyano-κC)
CO (carbonyl)
CO₂H (carboxyl)
CO₂Me (methoxycarbonyl)
COMe (acetyl)
COR (acyl)
CR₂ (alkylidene)
CS (thiocarbonyl)
Dmso (dimethylsulfoxide-κO)
Dmso (dimethylsulfoxide-κS)
Et (ethyl)
F (fluoro)
GaMe₃ (trimethyl-gallium)
GaR₃ (gallane)
GeH₃ (germyl)
GeMe₃ (trimethylgermyl)
GeR₃ (trialkylgermyl)
H (hydrido)
HC≡CH (ethyne)
I (iodo)
I₃ (triiodo)
L (L-group)
Me (methyl)
N (≡N nitrido)
N₃ (azido)
NCO (isocyanato-κN)
NCS-κN (isothiocyanato-κN)
=NH (imino)
NH₂ (amino)
NH₃ (ammine)
=NMe (methylimino)
NMe₂ (dimethylamino)
NMe₃ (trimethylamine)
NO (bent) (nitrosyl (bent))
NO₂ (nitro-κN)
NO₃ (nitrato)
NPh₂ (diphenylamino)
NR₃ (azane (amine))
O (oxo X₂)
O (oxo O⊖ X)
O=C(NH₂)₂ (urea)
O=CR₂ (ketone)
OCN (cyanato-κO)
OEt (ethoxy)
OEt₂ (diethylether)
OH (hydroxo)
OH₂ (aqua)
OHMe (methanol)
OHR (alcohol)
OMe (methoxy)
ONO (nitrito-κO)
OR (alkoxy and aryloxy)
OR₂ (ether)
P (≡P phosphido)
PbR₃ (trialkylplumbyl)
Ph (phenyl)
PH₂ (phosphanyl)
PH₃ (phosphane)
PMe₂ (dimethylphosphanyl)
PPh₂ (diphenylphosphanyl)
PPh₃ (triphenylphosphane)
PR₂ (phosphido)
PR₃ (phosphane)
Py (pyridine)
R (alkyl and aryl)
S (thioxo)
S (S⊖ thio X type)
SbPh₃ (triphenylstibine)
SbR₂ (stibanyl)
SbR₃ (stibane)
SCN-κS (thiocyanato-κS)
Se (selenido)
SeH (hydroseleno)
SeMe (methylselenido)
SeMe₂ (dimethylselenoether)
SePh (phenylselenido)
SeR (selenanyl)
SeR₂ (selenoether)
SH (hydrothio)
SiH₃ (silyl)
SiMe₃ (trimethylsilyl)
SiR₃ (trialkylsilyl)
SiR₃ (silyl)
SMe₂ (dimethylthioether)
SnH₃ (stannyl)
SnMe₃ (trimethylstannyl)
SnR₃ (trialkylstannyl)
SR (sulfanyl)
SR₂ (thioether)
Te (tellurido)
TeH (tellanyl)
TeMe (methyltellanyl)
TeR₂ (telluroether)
Thf (tetrahydrofuran)
X (X-group)
Z (Z-group)
Number of 4th group (if any)
0
1
2
3
4
5
6
7
8
9
10
11
12
4th group (if any)
AlMe₃ (trimethylaluminium)
AlR₃ (alane)
As (≡As arsenido)
AsH₂ (dihydroarsenic)
AsMe₂ (dimethylarsanyl)
AsPh₃ (triphenylarsane)
AsR₂ (arsanyl)
AsR₃ (arsane)
BCl₂ (dichloroboron)
BF₂ (difluoroboron)
BF₃ (boron trifluoride)
BH₃ (borane)
Br (bromo)
BR₃ (borane)
Br₃ (tribromo)
C≡CH (ethynyl)
CCR (alkynyl)
CH (≡CH methylidyne)
CH=CHR (vinyl)
CH₂ (methylidene)
CHO (formyl)
Cl (chloro)
CMe (≡CMe ethylidyne)
CN (cyano-κC)
CO (carbonyl)
CO₂H (carboxyl)
CO₂Me (methoxycarbonyl)
COMe (acetyl)
COR (acyl)
CR₂ (alkylidene)
CS (thiocarbonyl)
Dmso (dimethylsulfoxide-κO)
Dmso (dimethylsulfoxide-κS)
Et (ethyl)
F (fluoro)
GaMe₃ (trimethyl-gallium)
GaR₃ (gallane)
GeH₃ (germyl)
GeMe₃ (trimethylgermyl)
GeR₃ (trialkylgermyl)
H (hydrido)
HC≡CH (ethyne)
I (iodo)
I₃ (triiodo)
L (L-group)
Me (methyl)
N (≡N nitrido)
N₃ (azido)
NCO (isocyanato-κN)
NCS-κN (isothiocyanato-κN)
=NH (imino)
NH₂ (amino)
NH₃ (ammine)
=NMe (methylimino)
NMe₂ (dimethylamino)
NMe₃ (trimethylamine)
NO (bent) (nitrosyl (bent))
NO₂ (nitro-κN)
NO₃ (nitrato)
NPh₂ (diphenylamino)
NR₃ (azane (amine))
O (oxo X₂)
O (oxo O⊖ X)
O=C(NH₂)₂ (urea)
O=CR₂ (ketone)
OCN (cyanato-κO)
OEt (ethoxy)
OEt₂ (diethylether)
OH (hydroxo)
OH₂ (aqua)
OHMe (methanol)
OHR (alcohol)
OMe (methoxy)
ONO (nitrito-κO)
OR (alkoxy and aryloxy)
OR₂ (ether)
P (≡P phosphido)
PbR₃ (trialkylplumbyl)
Ph (phenyl)
PH₂ (phosphanyl)
PH₃ (phosphane)
PMe₂ (dimethylphosphanyl)
PPh₂ (diphenylphosphanyl)
PPh₃ (triphenylphosphane)
PR₂ (phosphido)
PR₃ (phosphane)
Py (pyridine)
R (alkyl and aryl)
S (thioxo)
S (S⊖ thio X type)
SbPh₃ (triphenylstibine)
SbR₂ (stibanyl)
SbR₃ (stibane)
SCN-κS (thiocyanato-κS)
Se (selenido)
SeH (hydroseleno)
SeMe (methylselenido)
SeMe₂ (dimethylselenoether)
SePh (phenylselenido)
SeR (selenanyl)
SeR₂ (selenoether)
SH (hydrothio)
SiH₃ (silyl)
SiMe₃ (trimethylsilyl)
SiR₃ (trialkylsilyl)
SiR₃ (silyl)
SMe₂ (dimethylthioether)
SnH₃ (stannyl)
SnMe₃ (trimethylstannyl)
SnR₃ (trialkylstannyl)
SR (sulfanyl)
SR₂ (thioether)
Te (tellurido)
TeH (tellanyl)
TeMe (methyltellanyl)
TeR₂ (telluroether)
Thf (tetrahydrofuran)
X (X-group)
Z (Z-group)