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Hydrogen azide

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Reaction thermochemistry 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 as indicated in comments:
B - John E. Bartmess
MS - José A. Martinho Simões

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Individual Reactions

Azide anion + Hydrogen cation = Hydrogen azide

By formula: N3- + H+ = HN3

Quantity Value Units Method Reference Comment
Deltar1428.8 ± 3.0kJ/molD-EAYang, Kiran, et al., 2004gas phase; B
Deltar1439. ± 13.kJ/molG+TSPellerite, Jackson, et al., 1981gas phase; Acidity near HCO2H; B
Deltar1418. ± 21.kJ/molAcidFranklin, Dibeler, et al., 1958gas phase; From MeN3 and HN3; B
Quantity Value Units Method Reference Comment
Deltar1403.9 ± 3.4kJ/molH-TSYang, Kiran, et al., 2004gas phase; B
Deltar1414. ± 12.kJ/molIMRBPellerite, Jackson, et al., 1981gas phase; Acidity near HCO2H; B

C10H10N6Ti (cr) + 2(Hydrogen chloride bullet 4.18Water) (solution) = Titanocene dichloride (cr) + 2Hydrogen azide (g)

By formula: C10H10N6Ti (cr) + 2(HCl bullet 4.18H2O) (solution) = C10H10Cl2Ti (cr) + 2HN3 (g)

Quantity Value Units Method Reference Comment
Deltar75.7 ± 5.8kJ/molRSCCalhorda, Gomes da Costa, et al., 1982Please also see Dias, Dias, et al., 1987.; MS

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.

Yang, Kiran, et al., 2004
Yang, X.; Kiran, B.; Wang, X.B.; Wang, L.S.; Mucha, M.; Jungwirth, P., Solvation of the azide anion (N-3(-)) in water clusters and aqueous interfaces: A combined investigation by photoelectron spectroscopy, density functional calculations, and molecular dynamic, J. Phys. Chem. A, 2004, 108, 39, 7820-7826, https://doi.org/10.1021/jp0496396 . [all data]

Pellerite, Jackson, et al., 1981
Pellerite, M.J.; Jackson, R.L.; Brauman, J.I., Proton affinity of the gaseous azide Ion. The N-H bond dissociation enegry in HN3, J. Phys. Chem., 1981, 85, 1624. [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]

Calhorda, Gomes da Costa, et al., 1982
Calhorda, M.J.; Gomes da Costa, R.; Dias, A.R.; Martinho Simões, J.A., J. Chem. Soc., Dalton Trans., 1982, 2327.. [all data]

Dias, Dias, et al., 1987
Dias, A.R.; Dias, P.B.; Diogo, H.P.; Galvão, A.M.; Minas da Piedade, M.E.; Martinho Simões, J.A., Organometallics, 1987, 6, 1427. [all data]


Notes

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