Phosphoric acid, conjugate base


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 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.

Individual Reactions

(H2O4P- • Water) + Water = (H2O4P- • 2Water)

By formula: (H2O4P- • H2O) + H2O = (H2O4P- • 2H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr12.3kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr20.8cal/mol*KES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr6.1kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Δr6.1kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase

H2O4P- + Water = (H2O4P- • Water)

By formula: H2O4P- + H2O = (H2O4P- • H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr14.0kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr21.0cal/mol*KES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr7.7kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Δr7.6kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase

(H2O4P- • 2Water) + Water = (H2O4P- • 3Water)

By formula: (H2O4P- • 2H2O) + H2O = (H2O4P- • 3H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr4.8kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase

Ion clustering 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: 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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

H2O4P- + Water = (H2O4P- • Water)

By formula: H2O4P- + H2O = (H2O4P- • H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr14.0kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr21.0cal/mol*KES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr7.7kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Δr7.6kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase

(H2O4P- • Water) + Water = (H2O4P- • 2Water)

By formula: (H2O4P- • H2O) + H2O = (H2O4P- • 2H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr12.3kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr20.8cal/mol*KES/HPMSBlades, Ho, et al., 1996gas phase
Quantity Value Units Method Reference Comment
Δr6.1kcal/molES/HPMSBlades, Ho, et al., 1996gas phase
Δr6.1kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase

(H2O4P- • 2Water) + Water = (H2O4P- • 3Water)

By formula: (H2O4P- • 2H2O) + H2O = (H2O4P- • 3H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr4.8kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase

References

Go To: Top, Reaction thermochemistry 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.

Blades, Ho, et al., 1996
Blades, A.T.; Ho, Y.; Kebarle, P., Hydration in the Gas Phase of the Orthophosphate Anion, (HO)2PO2-, and the Conversion of the Orthophosphate to teh Metaphosphate, PO3-, Ion, J. Am. Chem. Soc., 1996, 118, 1, 196, https://doi.org/10.1021/ja952169w . [all data]

Blades, Klassen, et al., 1995
Blades, A.T.; Klassen, J.S.; Kebarle, P., Free Energies of Hydration in the Gas Phase on the Anions of Some Oxo Acids of C, N, S, P, Cl and I, J. Am. Chem. Soc., 1995, 117, 42, 10563, https://doi.org/10.1021/ja00147a019 . [all data]


Notes

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