Reaction data
+ 
= ( • )
- Reaction by formula: H4N+ + H3N = (H4N+ • H3N)
- Comments:
- Bond type: Hydrogen bond (positive ion to hydride)
- Information on this page:
- Options:
Reaction thermochemistry data
Go To: Top, 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 26. ± 2. | kcal/mol | AVG | N/A | Average of 4 out of 9 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 26. ± 3. | cal/mol*K | AVG | N/A | Average of 4 out of 6 values; Individual data points |
Free energy of reaction
| ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 6.3 | 400. | HPMS | Wincel, 1972 | gas phase |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wincel, 1972
Wincel, H.,
Ion-Molecule Reactions in Ammonia at High Pressures,
Int. J. Mass Spectrom. Ion Phys., 1972, 9, 3, 267, https://doi.org/10.1016/0020-7381(72)80053-6
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
T Temperature ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy 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.