Entity Names Starting With The Letter O |
Structure |
Reactions Forming |
Reactions Using |
Wikipedia |
NIST |
O |
O |
6 |
14 |
|
NIST |
[O] |
[O] |
|
14 |
|
NIST |
O(CH2)2O |
 |
2 |
1 |
Wikipedia |
NIST |
O2 |
O2 |
60 |
163 |
Wikipedia |
NIST |
O2 (singlet,
1st excited state) |
1ΔO2 |
2 |
1 |
Wikipedia |
NIST |
O2 (singlet, 2nd excited state) |
1Σ+gO2 |
|
|
Wikipedia |
NIST |
O2F2 |
O2F2 |
1 |
|
Wikipedia |
NIST |
[O2]+ |
[O–O]+ |
1 |
|
|
NIST |
[O2]- |
[O–O]– |
|
5 |
Wikipedia |
NIST |
[O2]2- |
–O–O– |
|
6 |
Wikipedia |
NIST |
O3 |
O3 |
1 |
11 |
Wikipedia |
NIST |
[O3]- |
[O3]– |
|
1 |
Wikipedia |
NIST |
(OCH2O)n |
 |
1 |
|
Wikipedia |
NIST |
OCNH |
HNCO |
1 |
|
|
NIST |
Octacarbonyldicobalt(0) |
Co2(CO)8 |
1 |
1 |
|
NIST |
(9Z, 12Z)-Octadecadienoic acid |
Linoleic Acid |
4 |
|
Wikipedia |
NIST |
Octadecanoic acid |
CH3(CH2)16COOH |
1 |
|
|
NIST |
(9Z, 12Z, 15Z)-Octadecatrienoic acid |
Linolenic Acid |
1 |
|
Wikipedia |
NIST |
(9Z)-Octadecenoic acid |
Oleic Acid |
6 |
|
Wikipedia |
NIST |
Octahedral molecular shape (generic) |
 |
|
|
Wikipedia |
|
Octahedral, distorted molecular shape (generic) |
 |
|
|
Wikipedia |
|
Octahedrite |
TiO2 |
|
1 |
Wikipedia |
|
1,2,3,4,5,6,7,8-Octahydronaphthalene |
 |
1 |
|
|
NIST |
9,10-Octalin |
 |
1 |
|
|
NIST |
1,9-beta-Octalone |
 |
|
4 |
|
NIST |
Octane |
 |
1 |
3 |
Wikipedia |
NIST |
1,3,5,7-Octatetrene |
 |
|
|
|
NIST |
(2E, 4Z, 6E)-Octatriene |
 |
|
2 |
|
NIST |
(2E, 4Z, 6Z)-Octatriene |
 |
|
2 |
|
NIST |
Octogen |
 |
|
1 |
Wikipedia |
NIST |
Octol |
75% HMX 25% TNT |
1 |
|
Wikipedia |
|
2-Octyl radical |
 |
1 |
1 |
|
NIST |
OF2 |
OF2 |
1 |
|
Wikipedia |
NIST |
Og |
Og |
|
|
Wikipedia |
NIST |
Oganesson |
Og |
|
|
Wikipedia |
NIST |
OH-/H2O |
OH–(aq) |
|
8 |
|
|
OH. |
HO• |
12 |
8 |
Wikipedia |
NIST |
[OH3]+ |
[H3O]+ |
5 |
5 |
|
NIST |
[OH]+ |
[HO]+ |
|
1 |
|
NIST |
[OH]- |
[OH]– |
25 |
79 |
Wikipedia |
NIST |
Oil of aniseed |
 |
|
|
Wikipedia |
NIST |
Oil of cloves |
 |
1 |
|
|
NIST |
Oil of nutmeg |
 |
|
|
|
NIST |
Oil of peppermint component |
 |
|
|
Wikipedia |
NIST |
Oil of sassafras |
 |
|
|
Wikipedia |
NIST |
Oil of thyme and mint |
 |
|
|
Wikipedia |
NIST |
Oil of vanilla bean |
 |
|
|
Wikipedia |
NIST |
Oil of vitriol |
H2SO4 |
25 |
74 |
Wikipedia |
NIST |
Oil, coconut |
Coconut Oil |
|
2 |
Wikipedia |
|
Oil, corn |
Corn Oil |
|
1 |
Wikipedia |
|
Oil, crude |
Crude Oil |
|
13 |
Wikipedia |
|
Oil, linseed |
Linseed Oil |
|
1 |
Wikipedia |
|
Oil, olive |
Olive Oil |
|
1 |
Wikipedia |
|
Oil, peanut |
Peanut Oil |
|
2 |
Wikipedia |
|
Oil, sunflower |
Sunflower Oil |
|
2 |
Wikipedia |
NIST |
Old Nick (Satan) |
Ni |
3 |
17 |
Wikipedia |
NIST |
Old Nick's (Satan's) copper |
NiAs |
|
1 |
Wikipedia |
|
Oleic acid |
Oleic Acid |
6 |
|
Wikipedia |
NIST |
Oleum |
H2S2O7 |
1 |
6 |
Wikipedia |
NIST |
Olive oil |
Olive Oil |
|
1 |
Wikipedia |
|
Olivenite |
Cu2AsO4(OH) |
|
|
Wikipedia |
|
Olivine |
(Mg,Fe)2SiO4 |
|
|
Wikipedia |
|
Omega |
Ω– |
1 |
|
Wikipedia |
|
[ONC]- |
[O=N=C]– |
|
2 |
Wikipedia |
NIST |
Onium ion Lewis acid (generic) |
 |
|
4 |
Wikipedia |
|
Opal |
SiO2.nH2O |
|
|
Wikipedia |
|
Opiate (generic) |
Narcotic Analgesic |
|
|
Wikipedia |
|
pi-Organometallic (generic) |
 |
|
|
Wikipedia |
|
Orlon |
 |
1 |
1 |
Wikipedia |
NIST |
Orpiment |
As2S3 |
|
|
Wikipedia |
|
Orthite |
(Ca,Ce,Y,La,Th)2 (Al,Fe)3Si3O12(OH) |
|
|
Wikipedia |
|
Orthoborate ion |
[BO3]3– |
|
|
Wikipedia |
NIST |
Orthoboric acid |
H3BO3 |
10 |
9 |
Wikipedia |
NIST |
Orthoclase |
KAlSi3O8 |
|
|
Wikipedia |
|
orthoHydrogen |
↑H–H↑ |
1 |
|
Wikipedia |
NIST |
Tetrahydroorthoperiodate ion |
[H4IO6]– |
1 |
1 |
|
NIST |
Orthoperiodate (trihydrogen) ion |
[H3IO6]2– |
|
1 |
|
NIST |
Orthoperiodic acid |
H5IO6 |
3 |
1 |
Wikipedia |
NIST |
Orthophosphoric acid |
H3PO4 |
8 |
7 |
Wikipedia |
NIST |
Orthophosphorus acid |
H3PO3 |
8 |
1 |
Wikipedia |
NIST |
Orthosilicate ion |
[SiO4]4– |
|
2 |
Wikipedia |
NIST |
Os |
Os |
|
|
Wikipedia |
NIST |
Os3+ |
Os3+ |
|
|
|
NIST |
Os4+ |
Os4+ |
|
|
|
NIST |
OsBr4 |
OsBr4 |
|
|
|
NIST |
OsCl3 |
OsCl3 |
|
|
|
NIST |
OsCl4 |
OsCl4 |
|
|
|
NIST |
OsCl5 |
OsCl5 |
|
|
|
NIST |
OsF4 |
OsF4 |
|
|
|
NIST |
OsF5 |
OsF5 |
|
|
|
NIST |
OsF6 |
OsF6 |
|
|
|
NIST |
OsF8 |
OsF8 |
|
|
|
NIST |
OsI4 |
OsI4 |
|
|
|
NIST |
Osmic acid |
OsO4 |
|
|
Wikipedia |
NIST |
Osmium |
Os |
|
|
Wikipedia |
NIST |
Osmium tetroxide |
OsO4 |
|
|
Wikipedia |
NIST |
Osmium(III) chloride |
OsCl3 |
|
|
|
NIST |
Osmium(III) Ion |
Os3+ |
|
|
|
NIST |
Osmium(IV) bromide |
OsBr4 |
|
|
|
NIST |
Osmium(IV) chloride |
OsCl4 |
|
|
|
NIST |
Osmium(IV) fluoride |
OsF4 |
|
|
|
NIST |
Osmium(IV) iodide |
OsI4 |
|
|
|
NIST |
Osmium(IV) Ion |
Os4+ |
|
|
|
NIST |
Osmium(IV) oxide |
OsO2 |
|
|
|
NIST |
Osmium(V) chloride |
OsCl5 |
|
|
|
NIST |
Osmium(V) fluoride |
OsF5 |
|
|
|
NIST |
Osmium(VI) fluoride |
OsF6 |
|
|
|
NIST |
Osmium(VIII) fluoride |
OsF8 |
|
|
|
NIST |
Osmium(VIII) oxide |
OsO4 |
|
|
Wikipedia |
NIST |
OsO2 |
OsO2 |
|
|
|
NIST |
OsO4 |
OsO4 |
|
|
Wikipedia |
NIST |
ox- (ligand) |
[C2O4]2– |
1 |
13 |
Wikipedia |
NIST |
7-Oxabicyclo [2.2.1] hepta-5-ene- 2,3-dicarboxylic anhydride |
 |
1 |
|
|
NIST |
Oxalaldehyde |
 |
1 |
1 |
Wikipedia |
NIST |
Oxalate dianion |
[C2O4]2– |
1 |
13 |
Wikipedia |
NIST |
Oxalate monoanion |
 |
1 |
1 |
|
NIST |
Oxalate, sodium |
 |
2 |
1 |
Wikipedia |
NIST |
Oxalic acid |
 |
5 |
2 |
Wikipedia |
NIST |
Oxalic acid diamide |
 |
1 |
|
Wikipedia |
NIST |
Oxalic acid dinitrile |
N≡C–C≡N |
1 |
1 |
Wikipedia |
NIST |
Oxaloacetic acid |
 |
1 |
1 |
Wikipedia |
NIST |
Oxalosuccinic acid |
 |
1 |
1 |
Wikipedia |
NIST |
Oxalyl chloride |
 |
|
|
Wikipedia |
NIST |
Oxamide |
 |
1 |
|
Wikipedia |
NIST |
Oxammonium hydrochloride |
 |
1 |
|
Wikipedia |
NIST |
1-Oxaspiro[2.5]octane |
 |
1 |
|
|
NIST |
Oxazole |
 |
|
|
Wikipedia |
NIST |
1,2-Oxazole |
 |
|
|
Wikipedia |
NIST |
Oxene |
O |
6 |
14 |
|
NIST |
Oxenium ion |
[HO]+ |
|
1 |
|
NIST |
Oxenium ion (generic) |
[R–O]+ |
|
|
|
|
2-Oxepanone |
 |
1 |
|
Wikipedia |
NIST |
Oxidane |
H2O |
529 |
531 |
Wikipedia |
NIST |
Oxide ion |
O2– |
1 |
27 |
|
NIST |
Oxide, organic (generic) |
 |
3 |
5 |
|
|
Oxidised heavy metal oxidising agent (generic) |
 |
|
|
|
|
Oxidised main group element oxidising agent (generic) |
 |
|
|
|
|
Oxidising agent (AS/A2 generic) |
 |
|
|
Wikipedia |
|
Oxime (generic) |
 |
1 |
|
Wikipedia |
|
Oxirane |
 |
2 |
13 |
Wikipedia |
NIST |
Oxirane (generic) |
 |
3 |
5 |
|
|
Oxirane, O-alkylated (generic) |
 |
|
2 |
|
|
Oxo gas |
CO + H2 Oxo Gas |
|
2 |
|
NIST |
2-Oxo-10-boranesulfonic acid |
 |
1 |
1 |
|
NIST |
2-Oxobutanedioic acid |
 |
1 |
1 |
Wikipedia |
NIST |
5-Oxohexanenitrile |
 |
1 |
1 |
|
NIST |
1,3-Oxolane |
 |
1 |
|
|
NIST |
Oxonium ion |
[H3O]+ |
5 |
5 |
|
NIST |
Oxonium ion, dialkyl (generic) |
[R2OH]+ |
1 |
1 |
|
|
Oxonium ion, diethyl |
 |
1 |
|
|
NIST |
Oxonium ion, dimethyl |
 |
1 |
|
|
NIST |
Oxonium ion, dimethylamino hydroxy |
 |
1 |
|
|
NIST |
Oxonium ion, ethyl |
 |
1 |
2 |
|
NIST |
Oxonium ion, hydrated |
 |
1 |
|
Wikipedia |
NIST |
Oxonium ion, isopropyl |
 |
2 |
|
|
NIST |
Oxonium ion, methyl |
 |
1 |
|
|
NIST |
Oxonium ion, mono 1° alkyl (generic) |
[RCH2OH2]+ |
1 |
|
|
|
Oxonium ion, monoalkyl (generic) |
 |
|
|
|
|
Oxonium ion, nitro |
 |
2 |
1 |
|
NIST |
Oxonium ion, phenyl |
 |
1 |
|
|
NIST |
Oxonium ion, protonated 1,4-dioxane |
 |
1 |
|
|
NIST |
Oxonium ion, protonated THF |
 |
1 |
|
|
NIST |
Oxonium ion, tertiary butyl |
 |
2 |
|
|
NIST |
Oxonium ion, trialkyl (generic) |
[R3O]+ |
|
1 |
|
|
Oxonium ion, triethyl |
[(CH3CH2)3O]+ |
|
|
|
NIST |
Oxonium ion, trihydrated |
 |
1 |
|
Wikipedia |
NIST |
Oxonium ion, trimethyl |
[(CH3)3O]+ |
|
|
|
NIST |
Oxonium ion, triphenyl |
 |
|
|
|
NIST |
Oxonium ion/18-Crown-6 Complex |
 |
2 |
|
|
NIST |
Oxonium, triethyl tetrafluoroborate |
[Et3O]+[BF4]– |
|
1 |
Wikipedia |
NIST |
2-Oxopentanedioic acid |
 |
1 |
1 |
Wikipedia |
NIST |
Oxygen |
O2 |
60 |
163 |
Wikipedia |
NIST |
Oxygen 16 |
16O |
2 |
6 |
Wikipedia |
NIST |
Oxygen delivered equivalents |
[O] |
|
14 |
|
NIST |
Oxygen difluoride |
OF2 |
1 |
|
Wikipedia |
NIST |
Oxygen family (generic) |
Group VIa/16 Chalcogens |
|
|
Wikipedia |
|
Oxygen hydride |
H2O |
529 |
531 |
Wikipedia |
NIST |
Oxygen ion |
O2– |
1 |
27 |
|
NIST |
Oxygen, 1st excited singlet state |
1ΔO2 |
2 |
1 |
Wikipedia |
NIST |
Oxygen, 2nd excited singlet state |
1Σ+gO2 |
|
|
Wikipedia |
NIST |
Oxyl radical |
HO• |
12 |
8 |
Wikipedia |
NIST |
Ozone |
O3 |
1 |
11 |
Wikipedia |
NIST |
Ozonide ion |
[O3]– |
|
1 |
Wikipedia |
NIST |
[O]2- |
O2– |
1 |
27 |
|
NIST |
© Mark R. Leach 1999 –