Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

NH4+


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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Reactions 51 to 93

(NH4+ bullet 7Ammonia bullet Acetonitrile) + Ammonia = (NH4+ bullet 8Ammonia bullet Acetonitrile)

By formula: (H4N+ bullet 7H3N bullet C2H3N) + H3N = (H4N+ bullet 8H3N bullet C2H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar25.kJ/molMKERTzeng, Wei, et al., 1991gas phase; from graph

(NH4+ bullet 8Ammonia bullet Acetonitrile) + Ammonia = (NH4+ bullet 9Ammonia bullet Acetonitrile)

By formula: (H4N+ bullet 8H3N bullet C2H3N) + H3N = (H4N+ bullet 9H3N bullet C2H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar23.kJ/molMKERTzeng, Wei, et al., 1991gas phase; from graph

(NH4+ bullet Ammonia bullet Acetonitrile) + Ammonia = (NH4+ bullet 2Ammonia bullet Acetonitrile)

By formula: (H4N+ bullet H3N bullet C2H3N) + H3N = (H4N+ bullet 2H3N bullet C2H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar64.9kJ/molMKERTzeng, Wei, et al., 1991gas phase; from graph

(NH4+ bullet 2Ethane, 1,2-dimethoxy-) + Ethane, 1,2-dimethoxy- = (NH4+ bullet 3Ethane, 1,2-dimethoxy-)

By formula: (H4N+ bullet 2C4H10O2) + C4H10O2 = (H4N+ bullet 3C4H10O2)

Quantity Value Units Method Reference Comment
Deltar60. ± 10.kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar114.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

(NH4+ bullet Ammonia) + Hydrogen cyanide = (NH4+ bullet Hydrogen cyanide bullet Ammonia)

By formula: (H4N+ bullet H3N) + CHN = (H4N+ bullet CHN bullet H3N)

Quantity Value Units Method Reference Comment
Deltar59.4kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Deltar77.4J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase

(NH4+ bullet Ethane, 1,2-dimethoxy-) + Ethane, 1,2-dimethoxy- = (NH4+ bullet 2Ethane, 1,2-dimethoxy-)

By formula: (H4N+ bullet C4H10O2) + C4H10O2 = (H4N+ bullet 2C4H10O2)

Quantity Value Units Method Reference Comment
Deltar97.1kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar140.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

(NH4+ bullet 2Acetone) + Acetone = (NH4+ bullet 3Acetone)

By formula: (H4N+ bullet 2C3H6O) + C3H6O = (H4N+ bullet 3C3H6O)

Quantity Value Units Method Reference Comment
Deltar66.1kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar109.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

(NH4+ bullet 2Benzene) + Benzene = (NH4+ bullet 3Benzene)

By formula: (H4N+ bullet 2C6H6) + C6H6 = (H4N+ bullet 3C6H6)

Quantity Value Units Method Reference Comment
Deltar59.4kJ/molPHPMSLiebman, Romm, et al., 1991gas phase
Quantity Value Units Method Reference Comment
Deltar138.J/mol*KPHPMSLiebman, Romm, et al., 1991gas phase

(NH4+ bullet 2Acetonitrile) + Acetonitrile = (NH4+ bullet 3Acetonitrile)

By formula: (H4N+ bullet 2C2H3N) + C2H3N = (H4N+ bullet 3C2H3N)

Quantity Value Units Method Reference Comment
Deltar59.4kJ/molPHPMSLiebman, Romm, et al., 1991gas phase
Quantity Value Units Method Reference Comment
Deltar81.6J/mol*KPHPMSLiebman, Romm, et al., 1991gas phase

(NH4+ bullet 3Acetone) + Acetone = (NH4+ bullet 4Acetone)

By formula: (H4N+ bullet 3C3H6O) + C3H6O = (H4N+ bullet 4C3H6O)

Quantity Value Units Method Reference Comment
Deltar54.8kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar102.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

(NH4+ bullet 3Acetonitrile) + Acetonitrile = (NH4+ bullet 4Acetonitrile)

By formula: (H4N+ bullet 3C2H3N) + C2H3N = (H4N+ bullet 4C2H3N)

Quantity Value Units Method Reference Comment
Deltar49.0kJ/molPHPMSLiebman, Romm, et al., 1991gas phase
Quantity Value Units Method Reference Comment
Deltar92.9J/mol*KPHPMSLiebman, Romm, et al., 1991gas phase

(NH4+ bullet Acetone) + Acetone = (NH4+ bullet 2Acetone)

By formula: (H4N+ bullet C3H6O) + C3H6O = (H4N+ bullet 2C3H6O)

Quantity Value Units Method Reference Comment
Deltar84.9kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar104.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

(NH4+ bullet Benzene) + Benzene = (NH4+ bullet 2Benzene)

By formula: (H4N+ bullet C6H6) + C6H6 = (H4N+ bullet 2C6H6)

Quantity Value Units Method Reference Comment
Deltar71.1kJ/molPHPMSLiebman, Romm, et al., 1991gas phase
Quantity Value Units Method Reference Comment
Deltar128.J/mol*KPHPMSLiebman, Romm, et al., 1991gas phase

(NH4+ bullet Acetonitrile) + Acetonitrile = (NH4+ bullet 2Acetonitrile)

By formula: (H4N+ bullet C2H3N) + C2H3N = (H4N+ bullet 2C2H3N)

Quantity Value Units Method Reference Comment
Deltar88.7kJ/molPHPMSLiebman, Romm, et al., 1991gas phase
Quantity Value Units Method Reference Comment
Deltar106.J/mol*KPHPMSLiebman, Romm, et al., 1991gas phase

(NH4+ bullet 2Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 3Hydrogen cyanide)

By formula: (H4N+ bullet 2CHN) + CHN = (H4N+ bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar57.3kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Deltar90.0J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase

(NH4+ bullet 3Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 4Hydrogen cyanide)

By formula: (H4N+ bullet 3CHN) + CHN = (H4N+ bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar46.0kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Deltar87.4J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase

(NH4+ bullet 10Ammonia) + Ammonia = (NH4+ bullet 11Ammonia)

By formula: (H4N+ bullet 10H3N) + H3N = (H4N+ bullet 11H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 11Ammonia) + Ammonia = (NH4+ bullet 12Ammonia)

By formula: (H4N+ bullet 11H3N) + H3N = (H4N+ bullet 12H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 12Ammonia) + Ammonia = (NH4+ bullet 13Ammonia)

By formula: (H4N+ bullet 12H3N) + H3N = (H4N+ bullet 13H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 13Ammonia) + Ammonia = (NH4+ bullet 14Ammonia)

By formula: (H4N+ bullet 13H3N) + H3N = (H4N+ bullet 14H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 14Ammonia) + Ammonia = (NH4+ bullet 15Ammonia)

By formula: (H4N+ bullet 14H3N) + H3N = (H4N+ bullet 15H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 15Ammonia) + Ammonia = (NH4+ bullet 16Ammonia)

By formula: (H4N+ bullet 15H3N) + H3N = (H4N+ bullet 16H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 4Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 5Hydrogen cyanide)

By formula: (H4N+ bullet 4CHN) + CHN = (H4N+ bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar33.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Deltar79.1J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase

(NH4+ bullet 5Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 6Hydrogen cyanide)

By formula: (H4N+ bullet 5CHN) + CHN = (H4N+ bullet 6CHN)

Quantity Value Units Method Reference Comment
Deltar31.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Deltar83.3J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase

(NH4+ bullet Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 2Hydrogen cyanide)

By formula: (H4N+ bullet CHN) + CHN = (H4N+ bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar72.8kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Deltar97.9J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase

(NH4+ bullet 9Ammonia) + Ammonia = (NH4+ bullet 10Ammonia)

By formula: (H4N+ bullet 9H3N) + H3N = (H4N+ bullet 10H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 6Ammonia) + Ammonia = (NH4+ bullet 7Ammonia)

By formula: (H4N+ bullet 6H3N) + H3N = (H4N+ bullet 7H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 7Ammonia) + Ammonia = (NH4+ bullet 8Ammonia)

By formula: (H4N+ bullet 7H3N) + H3N = (H4N+ bullet 8H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

(NH4+ bullet 8Ammonia) + Ammonia = (NH4+ bullet 9Ammonia)

By formula: (H4N+ bullet 8H3N) + H3N = (H4N+ bullet 9H3N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Deltar20.kJ/molMKERWei, Tzeng, et al., 1990gas phase; from graph

NH4+ + Propiolonitrile = (NH4+ bullet Propiolonitrile)

By formula: H4N+ + C3HN = (H4N+ bullet C3HN)

Quantity Value Units Method Reference Comment
Deltar95.8kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase
Quantity Value Units Method Reference Comment
Deltar94.6J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase

NH4+ + Butanenitrile = (NH4+ bullet Butanenitrile)

By formula: H4N+ + C4H7N = (H4N+ bullet C4H7N)

Quantity Value Units Method Reference Comment
Deltar119.kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase
Quantity Value Units Method Reference Comment
Deltar90.4J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase

NH4+ + Methylal = (NH4+ bullet Methylal)

By formula: H4N+ + C3H8O2 = (H4N+ bullet C3H8O2)

Quantity Value Units Method Reference Comment
Deltar122.kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar105.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

NH4+ + Mesitylene = (NH4+ bullet Mesitylene)

By formula: H4N+ + C9H12 = (H4N+ bullet C9H12)

Quantity Value Units Method Reference Comment
Deltar91.2kJ/molPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase
Quantity Value Units Method Reference Comment
Deltar88.7J/mol*KPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase

NH4+ + Benzene, fluoro- = (NH4+ bullet Benzene, fluoro-)

By formula: H4N+ + C6H5F = (H4N+ bullet C6H5F)

Quantity Value Units Method Reference Comment
Deltar60.2kJ/molPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase
Quantity Value Units Method Reference Comment
Deltar75.3J/mol*KPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase

NH4+ + Acetone = (NH4+ bullet Acetone)

By formula: H4N+ + C3H6O = (H4N+ bullet C3H6O)

Quantity Value Units Method Reference Comment
Deltar118.kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Deltar110.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase

NH4+ + Acetonitrile = (NH4+ bullet Acetonitrile)

By formula: H4N+ + C2H3N = (H4N+ bullet C2H3N)

Quantity Value Units Method Reference Comment
Deltar115.kJ/molPHPMSLiebman, Romm, et al., 1991gas phase
Quantity Value Units Method Reference Comment
Deltar101.J/mol*KPHPMSLiebman, Romm, et al., 1991gas phase

NH4+ + Benzene = (NH4+ bullet Benzene)

By formula: H4N+ + C6H6 = (H4N+ bullet C6H6)

Quantity Value Units Method Reference Comment
Deltar80.8kJ/molPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase
Quantity Value Units Method Reference Comment
Deltar97.5J/mol*KPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase

NH4+ + Nitrogen = (NH4+ bullet Nitrogen)

By formula: H4N+ + N2 = (H4N+ bullet N2)

Quantity Value Units Method Reference Comment
Deltar50. ± 20.kJ/molDTGheno and Fitaire, 1987gas phase
Quantity Value Units Method Reference Comment
Deltar130.J/mol*KDTGheno and Fitaire, 1987gas phase

(NH4+ bullet 2Water) + Sulfur dioxide = (NH4+ bullet Sulfur dioxide bullet 2Water)

By formula: (H4N+ bullet 2H2O) + O2S = (H4N+ bullet O2S bullet 2H2O)

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
21.300.HPMSBanic and Iribarne, 1985gas phase; electric fields

(NH4+ bullet 3Water) + Sulfur dioxide = (NH4+ bullet Sulfur dioxide bullet 3Water)

By formula: (H4N+ bullet 3H2O) + O2S = (H4N+ bullet O2S bullet 3H2O)

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
15.300.HPMSBanic and Iribarne, 1985gas phase; electric fields

(NH4+ bullet Water) + Sulfur dioxide = (NH4+ bullet Sulfur dioxide bullet Water)

By formula: (H4N+ bullet H2O) + O2S = (H4N+ bullet O2S bullet H2O)

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
27.300.HPMSBanic and Iribarne, 1985gas phase; electric fields

(NH4+ bullet 2Water) + Carbon dioxide = (NH4+ bullet Carbon dioxide bullet 2Water)

By formula: (H4N+ bullet 2H2O) + CO2 = (H4N+ bullet CO2 bullet 2H2O)

Quantity Value Units Method Reference Comment
Deltar5.4kJ/molHPMSBanic and Iribarne, 1985gas phase; electric fields

NH4+ + Carbon dioxide = (NH4+ bullet Carbon dioxide)

By formula: H4N+ + CO2 = (H4N+ bullet CO2)

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
9.6296.FASpears and Fehsenfeld, 1972gas 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.

Tzeng, Wei, et al., 1991
Tzeng, W.B.; Wei, S.; Castleman, A.W., Stability, Structure and Binding - Energies of Solvated Cluster Ions - Ammonia Acetonitrile and Ammonia Acetaldehyde Systems, J. Phys. Chem., 1991, 95, 15, 5757, https://doi.org/10.1021/j100168a011 . [all data]

Meot-Ner (Mautner), Sieck, et al., 1996
Meot-Ner (Mautner), M.; Sieck, L.W.; Liebman, J.F.; Scheiner, S., Complexing of the Ammonium Ion by Polyethers. Comparative Complexing Thermochemistry of Ammonium, Hydronium, and Alkali Cations, J. Phys. Chem., 1996, 100, 16, 6445, https://doi.org/10.1021/jp9514943 . [all data]

Deakyne, Knuth, et al., 1994
Deakyne, C.A.; Knuth, D.M.; Speller, C.V.; Meot-Ner (Mautner), M.; Sieck, L.W., Filling of Solvent Shells about Ions. Part 3. Isomeric Clusters of (HCN)n(NH3)mH+, J. Mol. Structure (Theochem), 1994, 307, 217, https://doi.org/10.1016/0166-1280(94)80130-4 . [all data]

Liebman, Romm, et al., 1991
Liebman, J.F.; Romm, M.J.; Meot-Ner (Mautner), M.; Cybulski, S.M.; Scheiner, S., Isotropy in ionic interactions. 2. How spherical is the ammonium ion? Comparison of the gas-phase clustering energies and condensed-phase thermochemistry of K+ and NH4+, J. Phys. Chem., 1991, 95, 3, 1112, https://doi.org/10.1021/j100156a018 . [all data]

Wei, Tzeng, et al., 1990
Wei, S.; Tzeng, W.B.; Castleman, A.W., Kinetic Energy Release Measurements of Ammonia Cluster Ions During Metastable Decomposition and Determination of Cluster Ion Binding Energies, J. Chem. Phys., 1990, 92, 1, 332, https://doi.org/10.1063/1.458434 . [all data]

Speller and Meot-Ner (Mautner), 1985
Speller, C.V.; Meot-Ner (Mautner), M., The Ionic Hydrogen Bond and Ion Solvation. 3. Bonds Involving Cyanides. Correlations with Proton Affinites, J. Phys. Chem., 1985, 81, 24, 5217, https://doi.org/10.1021/j100270a020 . [all data]

Deakyne and Meot-Ner (Mautner), 1985
Deakyne, C.A.; Meot-Ner (Mautner), M., Unconventional Ionic Hydrogen Bonds. 2. NH+ pi. Complexes of Onium Ions with Olefins and Benzene Derivatives, J. Am. Chem. Soc., 1985, 107, 2, 474, https://doi.org/10.1021/ja00288a034 . [all data]

Gheno and Fitaire, 1987
Gheno, F.; Fitaire, M., Association of N2 with NH4+ and H3O+(H2O)n, n = 1,2,3, J. Chem. Phys., 1987, 87, 2, 953, https://doi.org/10.1063/1.453250 . [all data]

Banic and Iribarne, 1985
Banic, C.M.; Iribarne, J.V., Equilibrium Constants for Clustering of Neutral Molecules about Gaseous Ions, J. Chem. Phys., 1985, 83, 12, 6432, https://doi.org/10.1063/1.449543 . [all data]

Spears and Fehsenfeld, 1972
Spears, K.G.; Fehsenfeld, F.C., Termolecular Association Reactions of Mg, Ca, and Ba Ions, J. Chem. Phys., 1972, 56, 11, 5698, https://doi.org/10.1063/1.1677091 . [all data]


Notes

Go To: Top, Reaction thermochemistry data, References