NO3 anion


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 compiled by: John E. Bartmess

Protonation reactions

NO3 anion + Hydrogen cation = Nitric acid

By formula: NO3- + H+ = HNO3

Quantity Value Units Method Reference Comment
Δr324.50 ± 0.20kcal/molTDEqDavidson, Fehsenfeld, et al., 1977gas phase; Relative to HBr, reevaluated with current HBr acidity. Excited state at 3.0 eV,81WU /TIE.
Δr329.9 ± 4.8kcal/molNBAEMathur, Rothe, et al., 1976gas phase; From HNO3
Δr329.1 ± 5.8kcal/molEndoRefaey and Franklin, 1976gas phase; I- + HNO3 ->.
Δr324.50 ± 0.50kcal/molTDEqFerguson, Dunkin, et al., 1972gas phase
Δr356.30kcal/molEndoBerkowitz, Chupka, et al., 1971gas phase
Quantity Value Units Method Reference Comment
Δr317.80 ± 0.20kcal/molTDEqDavidson, Fehsenfeld, et al., 1977gas phase; Relative to HBr, reevaluated with current HBr acidity. Excited state at 3.0 eV,81WU /TIE.

References

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

Davidson, Fehsenfeld, et al., 1977
Davidson, J.A.; Fehsenfeld, F.C.; Howard, C.J., The heats of formation of NO3- and NO3- association complexes with HNO3 and HBr, Int. J. Chem. Kinet., 1977, 9, 17. [all data]

Mathur, Rothe, et al., 1976
Mathur, B.P.; Rothe, E.W.; Tang, S.Y.; Mahajan, K.; Reck, G.P., Negative gaseous ions from nitric acid, J. Chem. Phys., 1976, 64, 1247. [all data]

Refaey and Franklin, 1976
Refaey, K.M.A.; Franklin, J.L., Endoergic ion-molecule-collision processes of negative ions. V. Collision of I- on HNO3. The electron affinity of NO3, J. Chem. Phys., 1976, 64, 4810. [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]

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]


Notes

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