Azide anion
- Formula: N3-
- Molecular weight: 42.0206
- IUPAC Standard InChIKey: IVRMZWNICZWHMI-UHFFFAOYSA-N
- CAS Registry Number: 14343-69-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Azide, negative ion; Azide; N3
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Gas phase ion energetics data
Go To: Top, Ion clustering data, References, Notes
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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1428.8 ± 3.0 | kJ/mol | D-EA | Yang, Kiran, et al., 2004 | gas phase |
ΔrH° | 1439. ± 13. | kJ/mol | G+TS | Pellerite, Jackson, et al., 1981 | gas phase; Acidity near HCO2H |
ΔrH° | 1418. ± 21. | kJ/mol | Acid | Franklin, Dibeler, et al., 1958 | gas phase; From MeN3 and HN3 |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1403.9 ± 3.4 | kJ/mol | H-TS | Yang, Kiran, et al., 2004 | gas phase |
ΔrG° | 1414. ± 12. | kJ/mol | IMRB | Pellerite, Jackson, et al., 1981 | gas phase; Acidity near HCO2H |
Ion clustering data
Go To: Top, Gas phase ion energetics data, References, Notes
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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
+ = H2N3O-
By formula: N3- + H2O = H2N3O-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 46. ± 75. | kJ/mol | N/A | Yang, Kiran, et al., 2004 | gas phase; Affinity: EA change (H2O)n-1..N3- ion. Vertical Detachment Energy: 3.25±0.03 eV |
References
Go To: Top, Gas phase ion energetics data, Ion clustering data, Notes
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]
Notes
Go To: Top, Gas phase ion energetics data, Ion clustering data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.