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Nitrogen dioxide

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Gas phase ion energetics data

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

Data compiled as indicated in comments:
B - John E. Bartmess
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 NO2+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)9.586 ± 0.002eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)591.0kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity560.3kJ/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
2.2730 ± 0.0050LPESErvin, Ho, et al., 1988B
2.30 ± 0.10IMREChowdhury, Heinis, et al., 1986«DELTA»Gea(423 K) = -52.6 kcal/mol; «DELTA»Sea (estimated) = -0.82 eu.; B
2.275 ± 0.025LPDWoo, Helmy, et al., 1981B
2.36 ± 0.10LPESHerbst, Patterson, et al., 1974B
2.35 ± 0.10LPDSmith, Lee, et al., 1979B
2.40 ± 0.10CIDTTiernan and Wu, 1978B
2.28 ± 0.10IMRBHughes, Lifschitz, et al., 1973B
2.380 ± 0.060IMRBDunkin, Fehsenfeld, et al., 1972B
2.30 ± 0.15EndoLifshitz, Hughes, et al., 1970B
2.11 ± 0.18ECDChen and Wentworth, 1983B
2.800 ± 0.050LPDRichardson, Stephenson, et al., 1974See also Pearson, Schaefer, et al., 1974; B
1.800 ± 0.050LPDRichardson, Stephenson, et al., 1974B
<2.59998IMRBFerguson, Dunkin, et al., 1972B
1.80 ± 0.20NBIEDurup, Parlant, et al., 1977B
2.09999EndoRefaey, 1976B
2.500 ± 0.050NBIELeffert, Jackson, et al., 1973B
>2.50 ± 0.10NBIENalley, Compton, et al., 1973B
2.50 ± 0.10NBIEBaeda, 1972B
2.03998EndoBerkowitz, Chupka, et al., 1971B
2.07 ± 0.24IMRBVogt, 1969B
3.100 ± 0.050PDWarneck, 1969B
3.90 ± 0.20EIAETsuda and Hamill, 1964From MeNO2, EtNO2; B
>3.81995IMRBCurran, 1962B
3.9895SIFarragher, Page, et al., 1964The Magnetron method, lacking mass analysis, is not considered reliable.; B

Ionization energy determinations

IE (eV) Method Reference Comment
9.60 ± 0.03ENDClemmer and Armentrout, 1992LL
9.586 ± 0.002LSHaber, Zwanziger, et al., 1988LL
11.23PEKimura, Katsumata, et al., 1981LLK
10.4 ± 0.3EIStephan, Helm, et al., 1980LLK
<=9.62 ± 0.01PIKillgoar, Leroi, et al., 1973LLK
9.75 ± 0.01PIDibeler and Walker, 1967RDSH
11.23PEKatsumata, Shiromaru, et al., 1982Vertical value; LBLHLM

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
NO+12.34OPIDibeler and Walker, 1967RDSH
O+16.82NOPIDibeler, Walker, et al., 1967RDSH

Anion protonation reactions

Nitrogen oxide anion + Hydrogen cation = Nitrous acid

By formula: NO2- + H+ = HNO2

Quantity Value Units Method Reference Comment
Deltar1423.5 ± 0.88kJ/molD-EAErvin, Ho, et al., 1988gas phase; B
Quantity Value Units Method Reference Comment
Deltar1396.3 ± 1.3kJ/molH-TSErvin, Ho, et al., 1988gas phase; B


Go To: Top, Gas phase ion energetics data, Notes

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

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]

Ervin, Ho, et al., 1988
Ervin, K.M.; Ho, J.; Lineberger, W.C., Ultraviolet Photoelectron Spectrum of NO2-, J. Phys. Chem., 1988, 92, 19, 5405, https://doi.org/10.1021/j100330a017 . [all data]

Chowdhury, Heinis, et al., 1986
Chowdhury, S.; Heinis, T.; Grimsrud, E.P.; Kebarle, P., Entropy Changes and Electron Affinities from Gas-Phase Electron Transfer Equilibria: A- + B = A + B-, J. Phys. Chem., 1986, 90, 12, 2747, https://doi.org/10.1021/j100403a037 . [all data]

Woo, Helmy, et al., 1981
Woo, S.B.; Helmy, E.M.; Mauk, P.H.; Paszek, A.P., Wide Range Absolute Photodetachment Spectrum of NO2-, Phys. Rev. A, 1981, 24, 3, 1380, https://doi.org/10.1103/PhysRevA.24.1380 . [all data]

Herbst, Patterson, et al., 1974
Herbst, E.; Patterson, T.A.; Lineberger, W.C., Laser photodetachment of NO2-, J. Chem. Phys., 1974, 61, 1300. [all data]

Smith, Lee, et al., 1979
Smith, G.P.; Lee, L.C.; Moseley, J.T., Photodissociation and photodetachment of molecular negative ions. VIII. Nitrogen oxides and hydrates,3500-8250 Å, J. Chem. Phys., 1979, 71, 4034. [all data]

Tiernan and Wu, 1978
Tiernan, T.O.; Wu, R.L.C., Thermochemical Data for Molecular Negative Ions from Collisional Dissociation Thresholds, Adv. Mass Spectrom., 1978, 7A, 136. [all data]

Hughes, Lifschitz, et al., 1973
Hughes, B.M.; Lifschitz, C.; Tiernan, T.O., Electron affinities from endothermic negative-ion charge-transfer reactions. III. NO, NO2, S2, CS2, Cl2, Br2, I2, and C2H, J. Chem. Phys., 1973, 59, 3162. [all data]

Dunkin, Fehsenfeld, et al., 1972
Dunkin, D.B.; Fehsenfeld, F.C.; Ferguson, F.E., Thermal energy rate constants for the reactions NO2- + Cl2 --> Cl2-, Cl2- + NO2 Ü Cl-, HS- + NO2 Ü NO2-, HS- + Cl2 Ü Cl2-, and S- + NO2 Ü NO2-, Chem. Phys. Lett., 1972, 15, 257. [all data]

Lifshitz, Hughes, et al., 1970
Lifshitz, C.; Hughes, B.M.; Tiernan, T.O., Electron Affinities for Endothermic Negative Ion Charge Transfer Reactions: NO2 and SF6, Chem. Phys. Lett., 1970, 7, 4, 469, https://doi.org/10.1016/0009-2614(70)80339-6 . [all data]

Chen and Wentworth, 1983
Chen, E.C.M.; Wentworth, W.E., Determination of molecular electron affinities using the electron capture detector in the pulse sampling mode at steady state, J. Phys. Chem., 1983, 87, 45. [all data]

Richardson, Stephenson, et al., 1974
Richardson, J.H.; Stephenson, L.M.; Brauman, J.I., Photodetachment of NO2-: Experimental evidence for a new isomer, Chem. Phys. Lett., 1974, 25, 318. [all data]

Pearson, Schaefer, et al., 1974
Pearson, P.K.; Schaefer, H.F., III; Richardson, J.H.; Stephenson, L.M.; Brauman, J.I., Three isomers of the NO2- ion, J. Am. Chem. Soc., 1974, 96, 6778. [all data]

Ferguson, Dunkin, et al., 1972
Ferguson, E.E.; Dunkin, D.B.; Fehsenfeld, F.C., Reactions of NO2- and NO3- with HCl and HBr, J. Chem. Phys., 1972, 57, 1459. [all data]

Durup, Parlant, et al., 1977
Durup, M.; Parlant, G.; Appell, J.; Durup, J.; Ozenne, J.-B., Translational spectroscopy of neutralization-reionization double collision processes of Ar+ ions at keV energies, Chem. Phys., 1977, 25, 245. [all data]

Refaey, 1976
Refaey, K.M.A., Endoergic ion-molecule-Collision Processes of Negative Ions. IV. Collisions of I- on NO2, N2O and NO, Int. J. Mass Spectrom. Ion Phys., 1976, 21, 21. [all data]

Leffert, Jackson, et al., 1973
Leffert, C.B.; Jackson, W.M.; Rothe, E.W., Measurement of the electron affinity of NO2, J. Chem. Phys., 1973, 58, 5801. [all data]

Nalley, Compton, et al., 1973
Nalley, S.J.; Compton, R.N.; Schweinler, H.C.; Anderson, V.E., Molecular electron affinities from collisional ionization of cesium. I. NO, NO2, and N2O, J. Chem. Phys., 1973, 59, 4125. [all data]

Baeda, 1972
Baeda, A.P.M., The adiabatic electron affinities of Cl2, Br2, I2, IBr, NO2, and O2, Physica, 1972, 59, 541. [all data]

Berkowitz, Chupka, et al., 1971
Berkowitz, J.; Chupka, W.A.; Gutman, D., Electron Affinities of O2, O3, NO, NO2, and NO3 by Endothermic Charge Transfer, J. Chem. Phys., 1971, 55, 6, 2733, https://doi.org/10.1063/1.1676488 . [all data]

Vogt, 1969
Vogt, D., Uber die Energieanhangigkeit und den Mechanismus von Reaktionen bei Stossen Langsamer Negativer Ionen auf Molekule, Int. J. Mass Spectrom. Ion Phys., 1969, 3, 1-2, 81, https://doi.org/10.1016/0020-7381(69)80062-8 . [all data]

Warneck, 1969
Warneck, P., Photodetachment of NO2-, Chem. Phys. Lett., 1969, 3, 7, 532, https://doi.org/10.1016/0009-2614(69)85054-2 . [all data]

Tsuda and Hamill, 1964
Tsuda, S.; Hamill, W.H., Ionization Efficiency Measurements by the Retarding Potential Difference Method, Adv. Mass Spectrom., 1964, 3, 249. [all data]

Curran, 1962
Curran, R.K., Formation of NO2- by Charge Transfer at Very Low Energies, Phys. Rev., 1962, 125, 3, 910, https://doi.org/10.1103/PhysRev.125.910 . [all data]

Farragher, Page, et al., 1964
Farragher, A.L.; Page, F.M.; Wheeler, R.C., Electron Affinities of the Nitrogen Oxides, Disc. Faraday Soc., 1964, 37, 203, https://doi.org/10.1039/df9643700203 . [all data]

Clemmer and Armentrout, 1992
Clemmer, D.E.; Armentrout, P.B., Direct determination of the adiabatic ionization energy of NO2 as measured by guided ion-beam mass spectrometry, J. Chem. Phys., 1992, 97, 2451. [all data]

Haber, Zwanziger, et al., 1988
Haber, K.S.; Zwanziger, F.X.; Campos, R.T.; Wiedmann, R.T.; Grant, E.R., Direct determination of the adiabatic ionization potential of NO2 by multiresonant optical absorption, Chem. Phys. Lett., 1988, 144, 58. [all data]

Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S., Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]

Stephan, Helm, et al., 1980
Stephan, K.; Helm, H.; Kim, Y.B.; Seykora, G.; Ramler, J.; Grossl, M.; Mark, E.; Mark, T.D., Single and double ionization of nitrogen dioxide by electron impact from threshold up to 180 eV, J. Chem. Phys., 1980, 73, 303. [all data]

Killgoar, Leroi, et al., 1973
Killgoar, P.C., Jr.; Leroi, G.E.; Chupka, W.A.; Berkowitz, J., Photoionization study of NO2. I. The ionization potential, J. Chem. Phys., 1973, 59, 1370. [all data]

Dibeler and Walker, 1967
Dibeler, V.H.; Walker, J.A., Mass spectrometric study of the photoionization of small polyatomic molecules, Advan. Mass Spectrom., 1967, 4, 767. [all data]

Katsumata, Shiromaru, et al., 1982
Katsumata, S.; Shiromaru, H.; Mitani, K.; Iwata, S.; Kimura, K., Photoelectron angular distribution and assignments of photoelectron spectra of nitrogen dioxide, nitromethane and nitrobenzene, Chem. Phys., 1982, 69, 423. [all data]

Dibeler, Walker, et al., 1967
Dibeler, V.H.; Walker, J.A.; Liston, S.K., Mass spectrometric study of photoionization. VII.Nitrogen dioxide and nitrous oxide, J.Res. NBS, 1967, 71A, 371. [all data]


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