Nitrogen

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Reaction thermochemistry data

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
MS - José A. Martinho Simões
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Reactions 1 to 50

Nitric oxide anion + Nitrogen = (Nitric oxide anion • Nitrogen)

By formula: NO- + N2 = (NO- • N2)

Quantity Value Units Method Reference Comment
Δr19. ± 1.kJ/molPHPMSHiraoka and Yamabe, 1989gas phase; M
Δr20.kJ/molDTGheno and Fitaire, 1987gas phase; ΔrS+-12. J/mol*K; M
Δr18.kJ/molHPMSSpeller, Fitaire, et al., 1983gas phase; Entropy change is questionable; M
Δr22.kJ/molHPMSTurner and Conway, 1976gas phase; M
Δr19.kJ/molDTJohnsen, Huang, et al., 1975gas phase; corrected for ln T by Keesee and Castleman, 1986; M
Quantity Value Units Method Reference Comment
Δr71.1J/mol*KPHPMSHiraoka and Yamabe, 1989gas phase; M
Δr57.7J/mol*KDTGheno and Fitaire, 1987gas phase; ΔrS+-12. J/mol*K; M
Δr55.6J/mol*KHPMSSpeller, Fitaire, et al., 1983gas phase; Entropy change is questionable; M
Δr79.1J/mol*KHPMSTurner and Conway, 1976gas phase; M
Δr65.7J/mol*KDTJohnsen, Huang, et al., 1975gas phase; corrected for ln T by Keesee and Castleman, 1986; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
2.200.FADunkin, Fehsenfeld, et al., 1971gas phase; M

Nitrogen cation + Nitrogen = (Nitrogen cation • Nitrogen)

By formula: N2+ + N2 = (N2+ • N2)

Quantity Value Units Method Reference Comment
Δr102. to 102.kJ/molRNGN/ARange of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δr87.9J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr67.8J/mol*KPHPMSTeng and Conway, 1973gas phase; M
Δr81.6J/mol*KPHPMSPayzant and Kebarle, 1970gas phase; M
Δr46.J/mol*KDTVarney, 1968gas phase; Entropy change is questionable; M
Δr-4.J/mol*KDTVarney, 1959gas phase; Entropy change is questionable; M

Oxygen cation + Nitrogen = (Oxygen cation • Nitrogen)

By formula: O2+ + N2 = (O2+ • N2)

Quantity Value Units Method Reference Comment
Δr21. ± 1.kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr22.kJ/molHPMSSpeller and Fitaire, 1983gas phase; M
Δr24.kJ/molPHPMSJanik and Conway, 1967gas phase; M
Quantity Value Units Method Reference Comment
Δr72.8J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr66.1J/mol*KHPMSSpeller and Fitaire, 1983gas phase; M
Δr79.1J/mol*KPHPMSJanik and Conway, 1967gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
0.0296.FAHoward, Bierbaum, et al., 1972gas phase; M

(HN2+ • 4Nitrogen) + Nitrogen = (HN2+ • 5Nitrogen)

By formula: (HN2+ • 4N2) + N2 = (HN2+ • 5N2)

Quantity Value Units Method Reference Comment
Δr12. ± 1.kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Δr13.kJ/molPHPMSHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr95.8J/mol*KPHPMSHiraoka and Mori, 1989gas phase; M
Δr84.J/mol*KN/AHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
5.992.PHPMSHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated; M

(Oxygen anion • 7Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 8Nitrogen • Oxygen)

By formula: (O2- • 7N2 • O2) + N2 = (O2- • 8N2 • O2)

Quantity Value Units Method Reference Comment
Δr7. ± 1.kJ/molPHPMSHiraoka, 1988gas phase; M
Δr6.40kJ/molPHPMSHiraoka, 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr74.9J/mol*KPHPMSHiraoka, 1988gas phase; M
Δr75.3J/mol*KN/AHiraoka, 1988gas phase; Entropy change calculated or estimated; M

(Oxygen cation • 2Nitrogen) + Nitrogen = (Oxygen cation • 3Nitrogen)

By formula: (O2+ • 2N2) + N2 = (O2+ • 3N2)

Quantity Value Units Method Reference Comment
Δr18. ± 1.kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr15.kJ/molHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr82.0J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr50.6J/mol*KHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M

(Oxygen cation • Nitrogen) + Nitrogen = (Oxygen cation • 2Nitrogen)

By formula: (O2+ • N2) + N2 = (O2+ • 2N2)

Quantity Value Units Method Reference Comment
Δr19. ± 1.kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr18.kJ/molHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr79.9J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr57.7J/mol*KHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M

(Nitric oxide anion • Nitrogen) + Nitrogen = (Nitric oxide anion • 2Nitrogen)

By formula: (NO- • N2) + N2 = (NO- • 2N2)

Quantity Value Units Method Reference Comment
Δr17. ± 1.kJ/molPHPMSHiraoka and Yamabe, 1989gas phase; M
Δr16.kJ/molHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr72.8J/mol*KPHPMSHiraoka and Yamabe, 1989gas phase; M
Δr52.7J/mol*KHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M

C3N2NiO3 (solution) = C3NiO3 (solution) + Nitrogen (solution)

By formula: C3N2NiO3 (solution) = C3NiO3 (solution) + N2 (solution)

Quantity Value Units Method Reference Comment
Δr42. ± 4.kJ/molKinSTurner, Simpson, et al., 1983solvent: Liquid krypton; The reaction enthalpy relies on the experimental value for the activation enthalpy, 42. ± 4. kJ/mol, and on the assumption that the activation enthalpy for product recombination is negligible Turner, Simpson, et al., 1983.; MS

N+ + Nitrogen = (N+ • Nitrogen)

By formula: N+ + N2 = (N+ • N2)

Quantity Value Units Method Reference Comment
Δr249.kJ/molN/ANational Bureau of Standards, 1968gas phase; from ΔrH(f); M
Δr250.kJ/molEISaporoschenko, 1965gas phase; M
Δr250.kJ/molEIFranklin, Dibeler, et al., 1958gas phase; M

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
361. (+7.5,-0.) CIDHaynes, Freysinger, et al., 1995gas phase; guided ion beam CID; M

Copper ion (1+) + Nitrogen = (Copper ion (1+) • Nitrogen)

By formula: Cu+ + N2 = (Cu+ • N2)

Quantity Value Units Method Reference Comment
Δr26.kJ/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Cu+ from laser desrption; M
Quantity Value Units Method Reference Comment
Δr67.J/mol*KHPMSEl-Shall, Schriver, et al., 1989gas phase; Cu+ from laser desrption; M
Quantity Value Units Method Reference Comment
Δr5.9kJ/molHPMSEl-Shall, Schriver, et al., 1989gas phase; Cu+ from laser desrption; M

(HN2+ • 2Nitrogen) + Nitrogen = (HN2+ • 3Nitrogen)

By formula: (HN2+ • 2N2) + N2 = (HN2+ • 3N2)

Quantity Value Units Method Reference Comment
Δr14. ± 1.kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Δr16.kJ/molPHPMSHiraoka, Saluja, et al., 1979gas phase; M
Quantity Value Units Method Reference Comment
Δr84.1J/mol*KPHPMSHiraoka and Mori, 1989gas phase; M
Δr84.J/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase; M

(HN2+ • 3Nitrogen) + Nitrogen = (HN2+ • 4Nitrogen)

By formula: (HN2+ • 3N2) + N2 = (HN2+ • 4N2)

Quantity Value Units Method Reference Comment
Δr14. ± 1.kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Δr15.kJ/molPHPMSHiraoka, Saluja, et al., 1979gas phase; M
Quantity Value Units Method Reference Comment
Δr88.7J/mol*KPHPMSHiraoka and Mori, 1989gas phase; M
Δr84.J/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase; M

(HN2+ • Nitrogen) + Nitrogen = (HN2+ • 2Nitrogen)

By formula: (HN2+ • N2) + N2 = (HN2+ • 2N2)

Quantity Value Units Method Reference Comment
Δr15. ± 1.kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Δr17.kJ/molPHPMSHiraoka, Saluja, et al., 1979gas phase; M
Quantity Value Units Method Reference Comment
Δr80.3J/mol*KPHPMSHiraoka and Mori, 1989gas phase; M
Δr75.J/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase; M

Sodium ion (1+) + Nitrogen = (Sodium ion (1+) • Nitrogen)

By formula: Na+ + N2 = (Na+ • N2)

Quantity Value Units Method Reference Comment
Δr33.kJ/molFAPerry, Rowe, et al., 1980gas phase; M
Quantity Value Units Method Reference Comment
Δr77.8J/mol*KFAPerry, Rowe, et al., 1980gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
9.2310.FAPerry, Rowe, et al., 1980gas phase; M
8.4310.DTBeyer and Keller, 1971gas phase; low E/N; M

HN2+ + Nitrogen = (HN2+ • Nitrogen)

By formula: HN2+ + N2 = (HN2+ • N2)

Quantity Value Units Method Reference Comment
Δr66.9kJ/molPHPMSHiraoka, Saluja, et al., 1979gas phase; M
Δr60.7kJ/molPHPMSMeot-Ner (Mautner) and Field, 1974gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase; M
Δr85.4J/mol*KPHPMSMeot-Ner (Mautner) and Field, 1974gas phase; M

C39H66N2O3P2W (solution) + Hydrogen (g) = C39H68O3P2W (solution) + Nitrogen (g)

By formula: C39H66N2O3P2W (solution) + H2 (g) = C39H68O3P2W (solution) + N2 (g)

Quantity Value Units Method Reference Comment
Δr18.4 ± 1.7kJ/molEqSGonzalez and Hoff, 1989solvent: Tetrahydrofuran; Temperature range: 288-308 K; MS

C39H66MoO3P3 (solution) + Nitrogen (g) = C39H66MoN2O3P2 (solution)

By formula: C39H66MoO3P3 (solution) + N2 (g) = C39H66MoN2O3P2 (solution)

Quantity Value Units Method Reference Comment
Δr-37.7 ± 2.5kJ/molEqSGonzalez and Hoff, 1989solvent: Tetrahydrofuran; Temperature range: 294-308 K; MS

(Hydronium cation • 2Nitrogen • 3Water) + Nitrogen = (Hydronium cation • 3Nitrogen • 3Water)

By formula: (H3O+ • 2N2 • 3H2O) + N2 = (H3O+ • 3N2 • 3H2O)

Quantity Value Units Method Reference Comment
Δr5.0kJ/molDTGheno and Fitaire, 1987gas phase; ΔrH, ΔrS approximate; M
Quantity Value Units Method Reference Comment
Δr27.J/mol*KDTGheno and Fitaire, 1987gas phase; ΔrH, ΔrS approximate; M

(Oxygen cation • 4Nitrogen) + Nitrogen = (Oxygen cation • 5Nitrogen)

By formula: (O2+ • 4N2) + N2 = (O2+ • 5N2)

Quantity Value Units Method Reference Comment
Δr11.3 ± 0.8kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr67.8J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
3.184.HPMSSpeller and Fitaire, 1983gas phase; M

(Nitric oxide anion • 2Nitrogen) + Nitrogen = (Nitric oxide anion • 3Nitrogen)

By formula: (NO- • 2N2) + N2 = (NO- • 3N2)

Quantity Value Units Method Reference Comment
Δr16. ± 1.kJ/molPHPMSHiraoka and Yamabe, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr70.3J/mol*KPHPMSHiraoka and Yamabe, 1989gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
4.204.HPMSSpeller, Fitaire, et al., 1983gas phase; M

(Nitric oxide anion • 3Nitrogen) + Nitrogen = (Nitric oxide anion • 4Nitrogen)

By formula: (NO- • 3N2) + N2 = (NO- • 4N2)

Quantity Value Units Method Reference Comment
Δr14. ± 1.kJ/molPHPMSHiraoka and Yamabe, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr74.9J/mol*KPHPMSHiraoka and Yamabe, 1989gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
2.204.HPMSSpeller, Fitaire, et al., 1983gas phase; M

(Oxygen cation • 3Nitrogen) + Nitrogen = (Oxygen cation • 4Nitrogen)

By formula: (O2+ • 3N2) + N2 = (O2+ • 4N2)

Quantity Value Units Method Reference Comment
Δr17. ± 1.kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr94.1J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
3.204.HPMSSpeller and Fitaire, 1983gas phase; M

(Hydronium cation • 3Nitrogen • 2Water) + Nitrogen = (Hydronium cation • 4Nitrogen • 2Water)

By formula: (H3O+ • 3N2 • 2H2O) + N2 = (H3O+ • 4N2 • 2H2O)

Quantity Value Units Method Reference Comment
Δr10.kJ/molDTGheno and Fitaire, 1987gas phase; ΔrH, ΔrS approximate; M
Quantity Value Units Method Reference Comment
Δr50.J/mol*KDTGheno and Fitaire, 1987gas phase; ΔrH, ΔrS approximate; M

(Nitric oxide anion • 9Nitrogen) + Nitrogen = (Nitric oxide anion • 10Nitrogen)

By formula: (NO- • 9N2) + N2 = (NO- • 10N2)

Quantity Value Units Method Reference Comment
Δr7.03kJ/molPHPMSHiraoka and Yamabe, 1989gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr79.J/mol*KN/AHiraoka and Yamabe, 1989gas phase; Entropy change calculated or estimated; M

(HN2+ • 10Nitrogen) + Nitrogen = (HN2+ • 11Nitrogen)

By formula: (HN2+ • 10N2) + N2 = (HN2+ • 11N2)

Quantity Value Units Method Reference Comment
Δr7.20kJ/molPHPMSHiraoka and Mori, 1989gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KN/AHiraoka and Mori, 1989gas phase; Entropy change calculated or estimated; M

O3- + Nitrogen = (O3- • Nitrogen)

By formula: O3- + N2 = (O3- • N2)

Quantity Value Units Method Reference Comment
Δr11.3 ± 0.84kJ/molTDAsHiraoka, 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr77.0J/mol*KPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr-11.7 ± 2.1kJ/molTDAsHiraoka, 1988gas phase; B

(C2H5+ • Nitrogen) + Nitrogen = (C2H5+ • 2Nitrogen)

By formula: (C2H5+ • N2) + N2 = (C2H5+ • 2N2)

Quantity Value Units Method Reference Comment
Δr19.kJ/molHPMSSpeller, 1983gas phase; deuterated, Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr45.6J/mol*KHPMSSpeller, 1983gas phase; deuterated, Entropy change is questionable; M

(Nitrogen cation • Nitrogen) + Nitrogen = (Nitrogen cation • 2Nitrogen)

By formula: (N2+ • N2) + N2 = (N2+ • 2N2)

Quantity Value Units Method Reference Comment
Δr11.5 ± 0.8kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Δr5.9kJ/molPILinn, Ono, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr62.8J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M

(Oxygen cation • Oxygen) + Nitrogen = (Oxygen cation • Nitrogen • Oxygen)

By formula: (O2+ • O2) + N2 = (O2+ • N2 • O2)

Quantity Value Units Method Reference Comment
Δr12.kJ/molHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr42.3J/mol*KHPMSSpeller and Fitaire, 1983gas phase; Entropy change is questionable; M

(Sodium ion (1+) • Nitrogen) + Nitrogen = (Sodium ion (1+) • 2Nitrogen)

By formula: (Na+ • N2) + N2 = (Na+ • 2N2)

Quantity Value Units Method Reference Comment
Δr22.kJ/molFAPerry, Rowe, et al., 1980gas phase; M
Quantity Value Units Method Reference Comment
Δr70.3J/mol*KFAPerry, Rowe, et al., 1980gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
-1.310.FAPerry, Rowe, et al., 1980gas phase; M

(CH2N+ • 2Nitrogen) + Nitrogen = (CH2N+ • 3Nitrogen)

By formula: (CH2N+ • 2N2) + N2 = (CH2N+ • 3N2)

Quantity Value Units Method Reference Comment
Δr13.kJ/molHPMSSpeller, Fitaire, et al., 1982gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr54.8J/mol*KHPMSSpeller, Fitaire, et al., 1982gas phase; Entropy change is questionable; M

(CH2N+ • 3Nitrogen) + Nitrogen = (CH2N+ • 4Nitrogen)

By formula: (CH2N+ • 3N2) + N2 = (CH2N+ • 4N2)

Quantity Value Units Method Reference Comment
Δr13.kJ/molHPMSSpeller, Fitaire, et al., 1982gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr57.7J/mol*KHPMSSpeller, Fitaire, et al., 1982gas phase; Entropy change is questionable; M

(CH2N+ • 4Nitrogen) + Nitrogen = (CH2N+ • 5Nitrogen)

By formula: (CH2N+ • 4N2) + N2 = (CH2N+ • 5N2)

Quantity Value Units Method Reference Comment
Δr13.kJ/molHPMSSpeller, Fitaire, et al., 1982gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr63.6J/mol*KHPMSSpeller, Fitaire, et al., 1982gas phase; Entropy change is questionable; M

2,5-Pyrrolidinedione, 1-bromo- + 0.5Hydrazine = Hydrogen bromide + Succinimide + 0.5Nitrogen

By formula: C4H4BrNO2 + 0.5H4N2 = HBr + C4H5NO2 + 0.5N2

Quantity Value Units Method Reference Comment
Δr-260.3 ± 0.46kJ/molCmHoward and Skinner, 1966solid phase; solvent: Aqueous solution; Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -261.7 ± 0.46 kJ/mol; ALS

Oxygen anion + Nitrogen = (Oxygen anion • Nitrogen)

By formula: O2- + N2 = (O2- • N2)

Quantity Value Units Method Reference Comment
Δr25. ± 4.2kJ/molN/APosey and Johnson, 1988gas phase; B
Δr<56.90kJ/molIMRBAdams and Bohme, 1970gas phase; N2..O2- + O2 -> O4-; B

C12H34P4Ru (solution) + Nitrogen (solution) = C12H32N2P4Ru (solution) + Hydrogen (solution)

By formula: C12H34P4Ru (solution) + N2 (solution) = C12H32N2P4Ru (solution) + H2 (solution)

Quantity Value Units Method Reference Comment
Δr16.3kJ/molPACBelt, Scaiano, et al., 1993solvent: Cyclohexane; The reaction enthalpy relies on 0.85 for the quantum yield of H2 dissociation.; MS

(Hydronium cation • 2Nitrogen • 2Water) + Nitrogen = (Hydronium cation • 3Nitrogen • 2Water)

By formula: (H3O+ • 2N2 • 2H2O) + N2 = (H3O+ • 3N2 • 2H2O)

Quantity Value Units Method Reference Comment
Δr38. ± 11.kJ/molDTGheno and Fitaire, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr119.J/mol*KDTGheno and Fitaire, 1987gas phase; M

Vanadium, tetracarbonyl(η5-2,4-cyclopentadien-1-yl)- (solution) + Nitrogen (solution) = C8H5N2O3V (solution) + Carbon monoxide (solution)

By formula: C9H5O4V (solution) + N2 (solution) = C8H5N2O3V (solution) + CO (solution)

Quantity Value Units Method Reference Comment
Δr27. ± 4.kJ/molPACJohnson, Popov, et al., 1991solvent: Heptane; The reaction enthalpy relies on 0.80 for the quantum yield of CO dissociation.; MS

(Oxygen anion • 2Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 3Nitrogen • Oxygen)

By formula: (O2- • 2N2 • O2) + N2 = (O2- • 3N2 • O2)

Quantity Value Units Method Reference Comment
Δr10.3 ± 0.8kJ/molPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr76.6J/mol*KPHPMSHiraoka, 1988gas phase; M

(Oxygen anion • 3Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 4Nitrogen • Oxygen)

By formula: (O2- • 3N2 • O2) + N2 = (O2- • 4N2 • O2)

Quantity Value Units Method Reference Comment
Δr9.0 ± 0.8kJ/molPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr78.2J/mol*KPHPMSHiraoka, 1988gas phase; M

(Oxygen anion • 4Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 5Nitrogen • Oxygen)

By formula: (O2- • 4N2 • O2) + N2 = (O2- • 5N2 • O2)

Quantity Value Units Method Reference Comment
Δr8.1 ± 0.8kJ/molPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr81.6J/mol*KPHPMSHiraoka, 1988gas phase; M

(Oxygen anion • 5Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 6Nitrogen • Oxygen)

By formula: (O2- • 5N2 • O2) + N2 = (O2- • 6N2 • O2)

Quantity Value Units Method Reference Comment
Δr7.6 ± 0.8kJ/molPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr81.6J/mol*KPHPMSHiraoka, 1988gas phase; M

(Oxygen anion • 6Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 7Nitrogen • Oxygen)

By formula: (O2- • 6N2 • O2) + N2 = (O2- • 7N2 • O2)

Quantity Value Units Method Reference Comment
Δr7.1 ± 0.8kJ/molPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr78.7J/mol*KPHPMSHiraoka, 1988gas phase; M

(Oxygen anion • Nitrogen • Oxygen) + Nitrogen = (Oxygen anion • 2Nitrogen • Oxygen)

By formula: (O2- • N2 • O2) + N2 = (O2- • 2N2 • O2)

Quantity Value Units Method Reference Comment
Δr11.7 ± 0.8kJ/molPHPMSHiraoka, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr74.9J/mol*KPHPMSHiraoka, 1988gas phase; M

(Hydronium cation • 2Nitrogen • Water) + Nitrogen = (Hydronium cation • 3Nitrogen • Water)

By formula: (H3O+ • 2N2 • H2O) + N2 = (H3O+ • 3N2 • H2O)

Quantity Value Units Method Reference Comment
Δr33. ± 8.kJ/molDTGheno and Fitaire, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KDTGheno and Fitaire, 1987gas phase; M

(Hydronium cation • Nitrogen • 2Water) + Nitrogen = (Hydronium cation • 2Nitrogen • 2Water)

By formula: (H3O+ • N2 • 2H2O) + N2 = (H3O+ • 2N2 • 2H2O)

Quantity Value Units Method Reference Comment
Δr22.kJ/molDTGheno and Fitaire, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr69.5J/mol*KDTGheno and Fitaire, 1987gas phase; M

(Hydronium cation • Nitrogen • 3Water) + Nitrogen = (Hydronium cation • 2Nitrogen • 3Water)

By formula: (H3O+ • N2 • 3H2O) + N2 = (H3O+ • 2N2 • 3H2O)

Quantity Value Units Method Reference Comment
Δr18.kJ/molDTGheno and Fitaire, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr65.7J/mol*KDTGheno and Fitaire, 1987gas phase; M

(Oxygen cation • 10Nitrogen) + Nitrogen = (Oxygen cation • 11Nitrogen)

By formula: (O2+ • 10N2) + N2 = (O2+ • 11N2)

Quantity Value Units Method Reference Comment
Δr6. ± 1.kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr84.5J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M

(Nitrogen cation • 10Nitrogen) + Nitrogen = (Nitrogen cation • 11Nitrogen)

By formula: (N2+ • 10N2) + N2 = (N2+ • 11N2)

Quantity Value Units Method Reference Comment
Δr6.9 ± 0.8kJ/molPHPMSHiraoka and Nakajima, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr84.5J/mol*KPHPMSHiraoka and Nakajima, 1988gas phase; M

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, Mass spectrum (electron ionization), References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to N2+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)15.581 ± 0.008eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)493.8kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity464.5kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
15.581 ± 0.008STrickl, Cromwell, et al., 1989LL
15.7 ± 0.1EIStephen, Mark, et al., 1984LBLHLM
15.6 ± 0.1EIGrade, Wienecke, et al., 1983LBLHLM
15.60PEKimura, Katsumata, et al., 1981LLK
10.1 ± 0.6EIArmentrout, Tarr, et al., 1981LLK
15.58EIArmentrout, Tarr, et al., 1981LLK
15.5808EVALHuber and Herzberg, 1979LLK
15.58 ± 0.02EISahini, Constantin, et al., 1978LLK
15.5PIRabalais, Debies, et al., 1974LLK
15.58PELee and Rabalais, 1974LLK
15.61PENatalis, 1973LLK
15.58 ± 0.01PEHotop and Niehaus, 1970RDSH
15.56CICermak, 1968RDSH
15.58PICook and Metzger, 1964RDSH
15.5803SOgawa and Tanaka, 1962RDSH
15.5802SWorley, 1943RDSH
15.5812 ± 0.0002SWorley and Jenkins, 1938RDSH
15.58PEPotts and Williams, 1974Vertical value; LLK
15.60PEKatrib, Debies, et al., 1973Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
N+24.34N(4So)EILocht, Schopman, et al., 1975LLK
N+24.3NEISmyth, Schiavone, et al., 1973LLK
N+24.4 ± 0.25NEICrowe and McConkey, 1973LLK
N+24.32 ± 0.03NEIHierl and Franklin, 1967RDSH
N+48. ± 2.N+EIHierl and Franklin, 1967RDSH
N+24.32 ± 0.02NEIFrost and McDowell, 1956RDSH

Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

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Origin D.HENNEBERG, MAX-PLANCK INSTITUTE, MULHEIM, WEST GERMANY
NIST MS number 61309

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References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Hiraoka and Yamabe, 1989
Hiraoka, K.; Yamabe, S., How are Nitrogen Molecules Bound to NO2+ and NO+?, J. Chem. Phys., 1989, 90, 6, 3268, https://doi.org/10.1063/1.455880 . [all data]

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Varney, R.N., Equilibrium Constant and Rates for the Reversible Reaction N4+ -> N2+ + N2, Phys. Rev., 1968, 174, 1, 165, https://doi.org/10.1103/PhysRev.174.165 . [all data]

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Janik and Conway, 1967
Janik, G.S.; Conway, D.C., Bonding in Heteromolecular Ion Clusters. N2O2+, J. Phys. Chem., 1967, 71, 4, 823, https://doi.org/10.1021/j100863a007 . [all data]

Howard, Bierbaum, et al., 1972
Howard, C.J.; Bierbaum, V.M.; Rundle, H.W.; Kaufman, F., Kinetics and Mechanism of Formation of Water Cluster Ions from O2+ and H2O+, J. Chem. Phys., 1972, 57, 8, 3491, https://doi.org/10.1063/1.1678783 . [all data]

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Hiraoka, K.; Mori, T., Gas Phase Stabilities of the Cluster Ions H+(CO)2(CO)n, H+(N2)2(N2)n and H+(O2)2(O2)n with n = 1 - 14, Chem. Phys., 1989, 137, 1-3, 345, https://doi.org/10.1016/0301-0104(89)87119-8 . [all data]

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Hiraoka, K.; Saluja, P.P.S.; Kebarle, P., Stabilities of Complexes (N2)nH+, (CO)nH+ and (O2)nH+ for n = 1 to 7 Based on Gas Phase Ion Equilibrium Measurements, Can. J. Chem., 1979, 57, 16, 2159, https://doi.org/10.1139/v79-346 . [all data]

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Hiraoka, K., Determination of the Stabilities of O3-(N2)n, O3-(O2)n, and O4-(N2)n from Measurements of the Gas Phase Equilibria, Chem. Phys., 1988, 125, 2-3, 439, https://doi.org/10.1016/0301-0104(88)87096-4 . [all data]

Turner, Simpson, et al., 1983
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National Bureau of Standards, US, Technical Note 270 - 3 in The NBS Tables of Chemical Thermodynamic Properties, 1968. [all data]

Saporoschenko, 1965
Saporoschenko, M., Mobility of Mass Analyzed N+, N2+, N3+, and N4+ Ions in Nitrogen Gas, Phys. Rev. A, 1965, 139, 352. [all data]

Franklin, Dibeler, et al., 1958
Franklin, J.L.; Dibeler, V.H.; Reese, R.M.; Krauss, M., Ionization and dissociation of hydrazoic acid and methyl azide by electron impact, J. Am. Chem. Soc., 1958, 80, 298. [all data]

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El-Shall, Schriver, et al., 1989
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Perry, Rowe, et al., 1980
Perry, R.A.; Rowe, B.R.; Viggiano, A.A.; Albritton, D.L.; Ferguson, E.E.; Fehsenfeld, F.C., Laboratory Measurements of Stratospheric Sodium Ion Measurements, Geophys. Res. Lett., 1980, 7, 9, 693, https://doi.org/10.1029/GL007i009p00693 . [all data]

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Beyer, R.A.; Keller, G.E., The Clustering of Atmospheric Gases to Alkali Ions, Trans. Am. Geophys. Union, 1971, 52, 303. [all data]

Meot-Ner (Mautner) and Field, 1974
Meot-Ner (Mautner), M.; Field, F.H., Kinetics and Thermodynamics of the Association of CO+ with CO and of N2+ with N2 between 120 and 650 K, J. Chem. Phys., 1974, 61, 9, 3742, https://doi.org/10.1063/1.1682560 . [all data]

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Gonzalez, A.A.; Hoff, C.D., Inorg. Chem., 1989, 28, 4295. [all data]

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Linn, Ono, et al., 1981
Linn, S.H.; Ono, Y.; Ng, C.Y., Molecular Beam Photoionization Study of CO, N2, and NO Dimers and Clusters, J. Chem. Phys., 1981, 74, 6, 3342, https://doi.org/10.1063/1.441486 . [all data]

Speller, Fitaire, et al., 1982
Speller, C.V.; Fitaire, M.; Pointu, A.M., H2CN+.nN2 Clustering Formation and the Atmosphere of Titan, Nature, 1982, 300, 5892, 507, https://doi.org/10.1038/300507a0 . [all data]

Howard and Skinner, 1966
Howard, P.B.; Skinner, H.A., Thermochemistry of some reactions of aqueous hydrazine with halogens, hydrogen halides and N-halogenosuccinimides, J. Chem. Soc. A, 1966, 1536-1540. [all data]

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Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Posey and Johnson, 1988
Posey, L.A.; Johnson, M.A., Pulsed Photoelectron Spectroscopy of Negative Cluster Ions: Isolation of Three Distinguishable Forms of N2O2-, J. Chem. Phys., 1988, 88, 9, 5385, https://doi.org/10.1063/1.454576 . [all data]

Adams and Bohme, 1970
Adams, N.G.; Bohme, D., Flowing Afterglow Studies of Formation and Reactions of Cluster Ions of O2+, O2-, and O-, J. Chem. Phys., 1970, 52, 6, 3133, https://doi.org/10.1063/1.1673449 . [all data]

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Belt, S.T.; Scaiano, J.C.; Whittlesey, M.K., J. Am. Chem. Soc., 1993, 115, 1921. [all data]

Johnson, Popov, et al., 1991
Johnson, F.P.A.; Popov, V.K.; George, M.W.; Bagratashvili, V.N.; Poliakoff, M.; Turner, J.J., Mendeleev Commun., 1991, 145.. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

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Trickl, T.; Cromwell, E.F.; Lee, Y.T.; Kung, A.H., State-selective ionization of nitrogen in the X2 =0 and v =1 states by two-color (1+1) photon excitation near threshold, J. Chem. Phys., 1989, 91, 6006. [all data]

Stephen, Mark, et al., 1984
Stephen, K.; Mark, T.D.; Futrell, J.H.; Helm, H., Electron impact ionization of (N2)2: Appearance energies of N3+ and N4+, J. Chem. Phys., 1984, 80, 3185. [all data]

Grade, Wienecke, et al., 1983
Grade, M.; Wienecke, J.; Rosinger, W.; Hirschwald, W., Electron impact investigation of the molecules SeS(g) and TeSe(g) under high-temperature equilibrium conditions, Ber. Bunsen-Ges. Phys. Chem., 1983, 87, 355. [all data]

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Rabalais, J.W.; Debies, T.P.; Berkosky, J.L.; Huang, J.-T.J.; Ellison, F.O., Calculated photoionization cross sections relative experimental photoionization intensities for a selection of small molecules, J. Chem. Phys., 1974, 61, 516. [all data]

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Natalis, P., Contribution a la spectroscopie photoelectronique. Effets de l'autoionisation dans less spectres photoelectroniques de molecules diatomiques et triatomiques, Acad. R. Belg. Mem. Cl. Sci. Collect. 8, 1973, 41, 1. [all data]

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Worley, 1943
Worley, R.E., Absorption spectrum of N2 in the extreme ultraviolet, Phys. Rev., 1943, 64, 207. [all data]

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Worley, R.E.; Jenkins, F.A., A new Rydberg series in N2, Phys. Rev., 1938, 54, 305. [all data]

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Potts, A.W.; Williams, T.A., The observation of "forbidden" transitions in He II photoelectron spectra, J. Electron Spectrosc. Relat. Phenom., 1974, 3, 3. [all data]

Katrib, Debies, et al., 1973
Katrib, A.; Debies, T.P.; Colton, R.J.; Lee, T.H.; Rabalais, J.W., The use of differential photoionization cross sections as a function of excitation energy in assigning photoelectron spectra, Chem. Phys. Lett., 1973, 22, 196. [all data]

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Smyth, Schiavone, et al., 1973
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Hierl, P.M.; Franklin, J.L., Appearance potentials and kinetic energies of ions from N2, CO, and NO, J. Chem. Phys., 1967, 47, 3154. [all data]

Frost and McDowell, 1956
Frost, D.C.; McDowell, C.A., The dissociation energy of the nitrogen molecule, Proc. Roy. Soc. (London), 1956, A236, 278. [all data]


Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), References