ABSTRACT
Uncharged atoms or molecules (including zwitterions and radicals) or substituent groupsa
Cations (including cation radicals) or cationic substituent groupsa
Anions (including anion radicals) or anionic substituent groupsb
Ligandsc
H hydrogen H•, hydrogen(•), monohydrogen (natural or unspecified isotopic composition) 1H•, protium(•), monoprotium 2H•= D•, deuterium(•), monodeuterium 3H•= T•, tritium(•), monotritium
hydrogen (general) H+, hydrogen(1+), hydron (natural or unspecified isotopic composition) 1H+, protium(1+), proton 2H+= D+, deuterium(1+), deuteron 3H+= T+, tritium(1+), triton
hydride (general) H−, hydride (natural or unspecified isotopic composition) 1H−, protide 2H− = D−, deuteride 3H−= T−, tritide
hydrido
protido deuterido tritido
H2 H2, dihydrogen D2, dideuterium T2, ditritium
D, see H D2, see H2 T, see H T2, see H2 F fluorine
F•, fluorine(•), monofluorine −F, fluoro
fluorine (general) F+, fluorine(1+)
fluoride (general) F−, fluoride(1−); fluoride
fluorido (general) F−, fluorido(1−); fluorido
F2 F2, difluorine F2•+, difluorine(•1+) F2•−, difluoride(•1−) F2, difluorine Cl chlorine (general)
Cl•, chlorine(•), monochlorine −Cl, chloro
chlorine (general) Cl+, chlorine(1+)
chloride (general) Cl−, chloride(1−); chloride
chlorido (general) Cl−, chlorido(1−); chlorido
Cl2 Cl2, dichlorine Cl2•+, dichlorine(•1+) Cl2•−, dichloride(•1−) Cl2, dichlorine Cl2•−, dichlorido(•1−)
Br bromine (general) Br•, bromine(•), monobromine −Br, bromo
bromine (general) Br+, bromine(1+)
bromide (general) Br−, bromide(1−); bromide
bromido (general) Br−, bromido(1−); bromido
Br2 Br2, dibromine Br2•+, dibromine(•1+) Br2•−, dibromide(•1−) Br2, dibromine I iodine (general)
I•, iodine(•), monoiodine −I, iodo
iodine (general) I+, iodine(1+)
iodide (general) I−, iodide(1−); iodide
iodido (general) I−, iodido(1−); iodido
I2 I2, diiodine I2•+, diiodine(•1+) I2•−, diiodide(•1−) I2, diiodine
ClO•, oxidochlorine(•); chlorosyl −ClO, oxo-λ3-chloranyl; chlorosyl −OCl, chlorooxy
hypochlorite
hypochlorito
ClO2 ClO2, chlorine dioxide ClO2•, dioxidochlorine(•) ClOO•, chloridodioxygen (O−O) (•), −ClO2, dioxo-λ5-chloranyl; chloryl −OClO, oxo-λ3-chloranyloxy
ClO2+, dioxidochlorine(1+) (not chloryl)
ClO2−, dioxidochlorate(1−); chlorite
ClO2−, dioxidochlorato(1−); chlorito
ClO3 ClO3, chlorine trioxide ClO3•, trioxidochlorine(•) −ClO3, trioxo-λ7-chloranyl; perchloryl −OClO2, dioxo-λ5-chloranyloxy
ClO3+, trioxidochlorine(1+) (not perchloryl)
ClO3−, trioxidochlorate(1−); chlorate
ClO3−, trioxidochlorato(1−); chlorato
ClO4 ClO4, chlorine tetraoxide ClO4•, tetraoxidochlorine(•) −OClO3, trioxo-λ7-chloranyloxy
ClO4−, tetraoxidochlorate(1−); perchlorate
ClO4−, tetraoxidochlorato(1−); perchlorato
IO IO, iodine mon(o)oxide IO•, oxidoiodine(•); iodosy l −IO, oxo-λ3-iodanyl; iodosyl −OI, iodooxy
IO+, oxidoiodine(1+) (not iodosyl)
IO−, oxidoiodate(1−); hypoiodite IO•2−, oxidoiodate(•2−)
IO−, oxidoiodato(1−); hypoiodito
IO2 IO2, iodine dioxide IO2•, dioxidoiodine(•) −IO2, dioxo-λ5-iodanyl; iodyl −OIO, oxo-λ3-iodanyloxy
IO2+, dioxidoiodine(1+) (not iodyl)
IO2−, dioxidoiodate(1−); iodite IO2−, dioxidoiodato(1−); iodito
IO3 IO3, iodine trioxide IO3•, trioxidoiodine(•) −IO3, trioxo-λ7-iodanyl; periodyl −OIO2, dioxo-λ5-iodanyloxy
IO3+, trioxidoiodine(1+) (not periodyl)
IO3−, trioxidoiodate(1−); iodate IO3−, trioxidoiodato(1−); iodato
IO4 IO4, iodine tetraoxide IO4•, tetraoxidoiodine(•) −OIO3, trioxo-λ7-iodanyloxy
IO4−, tetraoxidoiodate(1−); periodate
IO4−, tetraoxidoiodato(1−); periodato
O oxygen (general) O, monooxygen O2•, oxidanylidene, monooxygen(2•) >O, oxy, epoxy (in rings) =O, oxo
oxygen (general) O•+, oxygen(•1+)
oxide (general) O•−, oxidanidyl, oxide(•1−) O2−, oxide(2−); oxide −O−, oxido
O2−, oxido
O2 O2, dioxygen O22•, dioxidanediyl, dioxygen(2•) −OO−, dioxidanediyl; peroxy
O2•+, dioxidanyliumyl, dioxygen(•1+) O22+, dioxidanebis(ylium), dioxygen(2+)
O2•−, dioxidanidyl, dioxide(•1−); superoxide (not hyperoxide) O22−, dioxidanediide, dioxide(2−); peroxide
dioxido (general) O2, dioxygen O2•−, dioxido(•1−); superoxido O22−, dioxidanediido, dioxido(2−); peroxido
O3 O3, trioxygen; ozone −OOO−, trioxidanediyl
O3•−, trioxidanidyl, trioxide(•1−); ozonide
O3, trioxygen; ozone O3•−, trioxido(•1−); ozonido
HO HO•, oxidanyl, hydridooxygen(•); hydroxyl −OH, oxidanyl; hydroxy
HO+, oxidanylium, hydridooxygen(1+); hydroxylium
HO−, oxidanide, hydroxide HO−, oxidanido; hydroxido
HO2 HO2•, dioxidanyl, hydridodioxygen(•) hydrogen dioxide −OOH, dioxidanyl; hydroperoxy
HO2+, dioxidanylium, hydridodioxygen(1+)
HO2−, dioxidanide, hydrogen(peroxide)(1−)
HO2−, dioxidanido, hydrogen(peroxido)(1−)
S sulfur (general) S, monosulfur =S, sulfanylidene; thioxo −S−, sulfanediyl
sulfur (general) S+, sulfur(1+)
sulfide (general) S•−, sulfanidyl, sulfide(•1−) S2−, sulfanediide, sulfide(2−); sulfide −S−, sulfido
sulfido (general) S•−, sulfanidyl, sulfido(•1−) S2−, sulfanediido, sulfido(2−)
S2 2 −SS−, disulfanediyl >S=S, sulfanylidene-λ4sulfanediyl; sulfinothioyl
S2 2 S22−, disulfide(2−), disulfanediide −SS−, disulfanidyl
S22−, disulfido(2−), disulfanediido
HS HS•, sulfanyl, hydridosulfur(•) −SH, sulfanyl
HS+, sulfanylium, hydridosulfur(1+)
HS−, sulfanide, hydrogen(sulfide)(1−)
HS−, sulfanido, hydrogen(sulfido)(1−)
SO SO, sulfur mon(o)oxide [SO], oxidosulfur >SO, oxo-λ4-sulfanediyl; sulfinyl
SO•+, oxidosulfur(•1+) (not sulfinyl or thionyl)
SO•−, oxidosulfate(•1−) [SO], oxidosulfur
SO2 SO2, sulfur dioxide [SO2], dioxidosulfur >SO2, dioxo-λ6-sulfanediyl; sulfuryl, sulfonyl
SO2•−, dioxidosulfate(•1−) SO22−, dioxidosulfate(2−), sulfanediolate
[SO2], dioxidosulfur SO22−, dioxidosulfato(2−), sulfanediolato
SO3 SO3, sulfur trioxide SO3•−, trioxidosulfate(•1−) SO32−, trioxidosulfate(2−); sulfite −S(O)2(O−), oxidodioxo-λ6-sulfanyl; sulfonato
SO32−, trioxidosulfato(2−); sulfito
SO4 −ΟS(O)2Ο−, sulfonylbis(oxy) SO4•−, tetraoxidosulfate(•1−) SO42−, tetraoxidosulfate(2−); sulfate
SO42−, tetraoxidosulfato(2−); sulfato
S2O3 S2O3•− = SO3S•−, trioxido-1κ3O-disulfate(S−S) (•1−), trioxidosulfidosulfate(•1−) S2O32−= SO3S2−, trioxido-1κ3O-disulfate(S−S) (2−), trioxidosulfidosulfate(2−); thiosulfate, sulfurothioate
S2O32−= SO3S2−, trioxido-1κ3O-disulfato(S−S) (2−), trioxidosulfidosulfato(2−); thiosulfato, sulfurothioato
Se Se (general) Se, monoselenium >Se, selanediyl =Se, selanylidene; selenoxo
selenium selenide (general) Se•−, selanidyl, selenide(•1−) Se2−, selanediide, selenide(2−); selenide
selenido (general) Se•−, selanidyl, selenido(•1−) Se2−, selanediido, selenido(2−)
SeO SeO, selenium mon(o)oxide [SeO], oxidoselenium >SeO, seleninyl
[SeO], oxidoselenium
SeO2 SeO2, selenium dioxide [SeO2], dioxidoselenium >SeO2, selenonyl
SeO22−, dioxidoselenate(2−) [SeO2], dioxidoselenium SeO22−, dioxidoselenato(2−)
SeO3 SeO3, selenium trioxide SeO3•−, trioxidoselenate(•1−) SeO32−, trioxidoselenate(2−); selenite
SeO32−, trioxidoselenato(2−); selenito
SeO4 SeO42−, tetraoxidoselenate(2−); selenate
SeO42−, tetraoxidoselenato(2−); selenato
Te tellurium >Te, tellanediyl =Te, tellanylidene; telluroxo
tellurium telluride (general) Te•−, tellanidyl, telluride(•1−) Te2−, tellanediide, telluride(2−); telluride
tellurido (general) Te•−, tellanidyl, tellurido(•1−) Te2−, tellanediido, tellurido(2−)
CrO2 CrO2, chromium dioxide, chromium(IV) oxide
UO2 UO2, uranium dioxide UO2+, dioxidouranium(1+) [not uranyl(1+)] UO22+, dioxidouranium(2+) [not uranyl(2+)]
2 2 NpO2, dioxidoneptunium(1+) [not neptunyl(1+)] NpO22+, dioxidoneptunium(2+) [not neptunyl(2+)]
PuO2 PuO2, plutonium dioxide PuO2+, dioxidoplutonium(1+) [not plutonyl(1+)] PuO22+, dioxidoplutonium(2+) [not plutonyl (2+)]
N nitrogen N•, nitrogen(•), mononitrogen −N<, azanetriyl; nitrilo −N=, azanylylidene ≡N, azanylidyne
nitrogen (general) N+, nitrogen(1+)
nitride (general) N3−, nitride(3−), azanetriide; nitride =N−, azanidylidene; amidylidene −N2−, azanediidyl
N3−, nitrido(3−), azanetriido
N2 N2, dinitrogen =N+=N−, (azanidylidene) azaniumylidene; diazo −N=N−, diazane-1,2-diylidene; hydrazinediylidene =NN=, diazene-1,2-diyl; azo
N2•+, dinitrogen(1+) N22+, dinitrogen(2+) −N+≡N, diazyn-1-ium-1-yl
N22−, dinitride(2−) N24−, dinitride(4−), diazanetetraide; hydrazinetetraide
N2, dinitrogen N22−, dinitrido(2−) N24−, dinitrido(4−), diazanetetraido; hydrazinetetraido
N3 N3•, trinitrogen(•) −N=N+=N−, azido
N3−, trinitride(1−); azide N3−, trinitrido(1−); azido
NH NH2•, azanylidene, hydridonitrogen(2•); nitrene >NH, azanediyl =NH, azanylidene; imino
NH+, azanyliumdiyl, hydridonitrogen(1+) NH2+, azanebis(ylium), hydridonitrogen(2+)
NH−, azanidyl, hydridonitrate(1−) NH2−, azanediide, hydridonitrate(2−); imide −NH−, azanidyl; amidyl
NH2−, azanediido, hydridonitrato(2−); imido
NH2 NH2•, azanyl, dihydridonitrogen(•); aminyl −NH2, azanyl; amino
NH2+, azanylium, dihydridonitrogen(1+)
NH2−, azanide, dihydridonitrate(1−); amide
NH2−, azanido, dihydridonitrato(1−), amido
NH3 NH3, azane (parent hydride name), amine (parent name for certain organic derivatives), trihydridonitrogen; ammonia
NH3•+, azaniumyl, trihydridonitrogen(•1+) −NH3+, azaniumyl; ammonio
NH3•−, azanuidyl, trihydridonitrate(•1−)
NH3, ammine
NH4 NH4•, λ5-azanyl, tetrahydridonitrogen(•)
NH4+, azanium; ammonium
H2NO H2NO•, aminooxidanyl, dihydridooxidonitrogen(•); aminoxyl HONH•, hydroxyazanyl, hydridohydroxidonitrogen(•) −NH(OH), hydroxyazanyl, hydroxyamino −ONH2, aminooxy −NH2(O), oxo-λ5-azanyl; azinoyl
HONH−, hydroxyazanide, hydridohydroxidonitrate(1−) H2NO−, azanolate, aminooxidanide, dihydridooxidonitrate(1−)
NHOH−, hydroxyazanido, hydridohydroxidonitrato(1−) H2NO−, azanolato, aminooxidanido, dihydridooxidonitrato(1−)
N2H2HN=NH, diazene −N=NH2+, diazen-2-ium-1-ide H2NN2•, diazanylidene, hydrazinylidene =NNH2, diazanylidene; hydrazinylidene •ΗΝNH•, diazane-1,2-diyl; hydrazine-1,2-diyl −ΗΝNH−, diazane-1,2-diyl; hydrazine-1,2-diyl
HNNH2+, diazynediium HNNH2−, diazane-1,2-diide, hydrazine-1,2-diide H2NN2−, diazane-1,1-diide, hydrazine-1,1-diide
HN=NH, diazene −N=NH2+, diazen-2-ium-1-ido HNNH2−, diazane-1,2-diido, hydrazine-1,2-diido H2NN2−, diazane-1,1-diido, hydrazine-1,1-diido
N232 dinitrogen(N−N)(•); hydrazinyl −NHNH2, diazanyl; hydrazinyl 2−NNH3+, diazan-2-ium-1,1-diide
H2N=NH 2 hydrazinide
3, diazan-2-ium-1,1-diido H2NNH−, diazanido, hydrazinido
N2H4H2NNH2, diazane (parent hydride name), hydrazine (parent name for organic derivatives) −NHNH3+, diazan-2-ium-1-ide
H2NNH2•+, diazaniumyl, bis(dihydridonitrogen) (N−N)(•1+); hydraziniumyl H2N=NH22+, diazenediium
H2NNH2, diazane, hydrazine −NHNH3+, diazan-2-ium-1-ido
NO NO, nitrogen mon(o)oxide (not nitric oxide) NO•, oxoazanyl, oxidonitrogen(•); nitrosyl −N=O, oxoazanyl; nitroso >N(O)−, oxo-λ5-azanyl; azoryl =N(O)−, oxo-λ5-azanylidene; azorylidene ≡N(O), oxo-λ5-azanylidyne; azorylidyne −Ο+=Ν−, azanidylideneoxidaniumyl
NO+, oxidonitrogen(1+) (not nitrosyl) NO•2+, oxidonitrogen(2+)
NO−, oxidonitrate(1−) NO(2•)−, oxidonitrate(2•1−)
NO, oxidonitrogen (general); nitrosyl = oxidonitrogen-κN (general) NO+, oxidonitrogen(1+) NO−, oxidonitrato(1−)
NO2 NO2, nitrogen dioxide NO2• = ONO•, nitrosooxidanyl, dioxidonitrogen(•); nitryl −NO2, nitro −ONO, nitrosooxy
NO2+, dioxidonitrogen(1+) (not nitryl)
NO2−, dioxidonitrate(1−); nitrite NO2•2−, dioxidonitrate(•2−)
NO2−, dioxidonitrato(1−); nitrito NO2•2−, dioxidonitrato(•2−)
NO3 NO3, nitrogen trioxide NO3• = O2NO•, nitrooxidanyl, trioxidonitrogen(•) ONOO•, nitrosodioxidanyl, (dioxido)oxidonitrogen(•) −ONO2, nitrooxy
NO3−, trioxidonitrate(1−); nitrate NO3•2−, trioxidonitrate(•2−) [NO(OO)]−, (dioxido)oxidonitrate(1−); peroxynitrite
NO3−, trioxidonitrato(1−); nitrato NO3•2−, trioxidonitrato(•2−) [NO(OO)]−, oxidoperoxidonitrato(1−); peroxynitrito
N2O N2O, dinitrogen oxide (not nitrous oxide) NNO, oxidodinitrogen(N-N) −Ν(Ο)=N−, azoxy
N2O•−, oxidodinitrate(•1−) N2O, dinitrogen oxide (general) NNO, oxidodinitrogen(N-N) N2O•−, oxidodinitrato(•1−)
N2O3 N2O3, dinitrogen trioxide O2NNO, trioxido-1κ2O,2κOdinitrogen(N−N) NO+NO2−, oxidonitrogen(1+) dioxidonitrate(1−) ONONO, dinitrosooxidane, µ-oxidobis(oxidonitrogen)
N2O32− = [O2NNO]2−, trioxido-1κ2O,2κOdinitrate(N−N)(2−)
N2O4 N2O4, dinitrogen tetraoxide O2NNO2, bis(dioxidonitrogen) (N−N) ONOONO, 1,2-dinitrosodioxidane, 2,5-diazy-1,3,4,6-tetraoxy-[6] catena NO+NO3−, oxidonitrogen(1+) trioxidonitrate(1−)
N2O5 N2O5, dinitrogen pentaoxide O2NONO2, dinitrooxidane, NO2+NO3−, dioxidonitrogen(1+) trioxidonitrate(1−)
NS NS, nitrogen monosulfide NS•, sulfidonitrogen(•) −N=S, sulfanylideneazanyl; thionitroso
NS+, sulfidonitrogen(1+) (not thionitrosyl)
NS−, sulfidonitrate(1−) NS, sulfidonitrogen, sulfidonitrato, thionitrosyl (general) NS+, sulfidonitrogen(1+) NS−, sulfidonitrato(1−)
P P•, phosphorus(•), monophosphorus >P−, phosphanetriyl
P+, phosphorus(1+)
P−, phosphide(1−) P3−, phosphide(3−), phosphanetriide; phosphide
phosphanetriido
PO PO•, oxophosphanyl, oxidophosphorus(•), phosphorus mon(o)oxide; phosphoryl >P(O)−, oxo-λ5-phosphanetriyl; phosphoryl =P(O)−, oxo-λ5-phosphanylidene; phosphorylidene ≡P(O), oxo-λ5-phosphanylidyne; phosphorylidyne
PO+, oxidophosphorus(1+) (not phosphoryl)
PO−, oxidophosphate(1−)
PO2 −P(O)2, dioxo-λ5-phosphanyl PO2−, dioxidophosphate(1−) PO2−, dioxidophosphato(1−) PO3 PO3−, trioxidophosphate(1−)
PO3•2−, trioxidophosphate(•2−) PO33−, trioxidophosphate(3−); phosphite (PO3−)n = (P(O)2O) nn−, catena-poly[(dioxidophosphateµ-oxido)(1−)]; metaphosphate −P(O)(O−)2, dioxidooxo-λ5phosphanyl; phosphonato
PO3−, trioxidophosphato(1−) PO3•2−, trioxidophosphato(•2−) PO33−, trioxidophosphato(3−); phosphito
PO4 PO4•2−, tetraoxidophosphate(•2−) PO43−, tetraoxidophosphate(3−); phosphate
PO43−, tetraoxidophosphato(3−); phosphato
PS PS•, sulfidophosphorus(•); −PS, thiophosphoryl
PS+, sulfidophosphorus(1+) (not thiophosphoryl)
AsO3 AsO33−, trioxidoarsenate(3−); arsenite, arsorite −As(=O)(O−)2, dioxidooxo-λ5-arsanyl; arsonato
AsO33−, trioxidoarsenato(3−); arsenito, arsorito
AsO4 AsO43−, tetraoxidoarsenate(3−); arsenate, arsorate
AsO43−, tetraoxidoarsenato(3−); arsenato, arsorato
VO VO, vanadium(II) oxide, vanadium mon(o)oxide
VO2+, oxidovanadium(2+) (not vanadyl)
CO CO, carbon mon(o)oxide >C=O, carbonyl =C=O, carbonylidene
CO•+, oxidocarbon(•1+) CO2+, oxidocarbon(2+)
CO•−, oxidocarbonate(•1−) CO, oxidocarbon, oxidocarbonato (general); carbonyl = oxidocarbon-κC (general) CO•+, oxidocarbon(•1+) CO•−, oxidocarbonato(•1−)
CO2 CO2, carbon dioxide, dioxidocarbon
CO2•−, oxidooxomethyl, dioxidocarbonate(•1−)
CO2, dioxidocarbon CO2•−, oxidooxomethyl, dioxidocarbonato(•1−)
CO3 CO3•−, trioxidocarbonate(•1−), OCOO•−, (dioxido)oxidocarbonate(•1−), oxidoperoxidocarbonate(•1−) CO32−, trioxidocarbonate(2−); carbonate
CO32−, trioxidocarbonato(2−); carbonato
CS carbon monosulfide >C=S, carbonothioyl; thiocarbonyl =C=S, carbonothioylidene
CS•+, sulfidocarbon(•1+) CS•−, sulfidocarbonate(•1−) CS, sulfidocarbon, sulfidocarbonato, thiocarbonyl (general); CS•+, sulfidocarbon(•1+) CS•−, sulfidocarbonato(•1−)
CS2 CS2, disulfidocarbon, carbon disulfide
CS2•−, sulfidothioxomethyl, disulfidocarbonate(•1−)
CS2, disulfidocarbon CS2•−, sulfidothioxomethyl, disulfidocarbonato(•1−)
CN −CN, cyano −NC, isocyano
CN, azanylidynemethylium, nitridocarbon(1+)
cyanide
CN−, nitridocarbonato(1−); cyanido = [nitridocarbonato(1−)-κC]
CNO OCN•, nitridooxidocarbon(•) −OCN, cyanato −NCO, isocyanato −ONC, λ2-methylidene azanylylideneoxy −CNO, (oxo-λ5azanylidynemethyl
OCN−, nitridooxidocarbonate(1−); cyanate ONC−, carbidooxidonitrate(1−); fulminate OCN•2−, nitridooxidocarbonate(•2−)
OCN−, nitridooxidocarbonato(1−); cyanato ONC−, carbidooxidonitrato(1−); fulminato
CNS SCN•, nitridosulfidocarbon(•) −SCN, thiocyanato −NCS, isothiocyanato −SNC, λ2-methylidene azanylylidenesulfanediyl −CNS, (sulfanylidene-λ5azanylidynemethyl
SCN−, nitridosulfidocarbonate(1−); thiocyanate SNC−, carbidosulfidonitrate(1−)
SCN−, nitridosulfidocarbonato(1−); thiocyanato SNC−, carbidosulfidonitrato(1−)
CNSe SeCN•, nitridoselenidocarbon(•) −SeCN, selenocyanato −NCSe, isoselenocyanato −SeNC, λ2-methylidene azanylylideneselanediyl −CNSe, (selanylidene-λ5azanylidynemethyl
SeCN−, nitridoselenidocarbonate(1−); selenocyanate SeNC−, carbidoselenidonitrate(1−)
SeCN−, nitridoselenidocarbonato(1−); selenocyanato SeNC−, carbidoselenidonitrato(1−)
