(H2O)2..(HO)2PO2 anion


Gas phase 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: John E. Bartmess

Quantity Value Units Method Reference Comment
Δfgas-593.71kJ/molTherBlades, Ho, et al., 1996 
Δfgas-597.06kJ/molTherBlades, Klassen, et al., 1995T: 293 K. ΔSaff approx. 24 cal/mol-K

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: John E. Bartmess

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

H4O5P- + 2Water = H6O6P-

By formula: H4O5P- + 2H2O = H6O6P-

Quantity Value Units Method Reference Comment
Δr51.5 ± 4.2kJ/molTDAsBlades, Ho, et al., 1996gas phase
Δr54.8 ± 6.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K
Quantity Value Units Method Reference Comment
Δr25.5 ± 2.1kJ/molTDAsBlades, Ho, et al., 1996gas phase
Δr25.5 ± 1.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K

H6O6P- + 3Water = H8O7P-

By formula: H6O6P- + 3H2O = H8O7P-

Quantity Value Units Method Reference Comment
Δr51.5 ± 4.2kJ/molTDAsBlades, Ho, et al., 1996, 2gas phase
Δr49.4 ± 6.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K
Quantity Value Units Method Reference Comment
Δr26. ± 4.2kJ/molTDAsBlades, Ho, et al., 1996, 2gas phase
Δr20.1 ± 1.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K

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: 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

H4O5P- + 2Water = H6O6P-

By formula: H4O5P- + 2H2O = H6O6P-

Quantity Value Units Method Reference Comment
Δr51.5 ± 4.2kJ/molTDAsBlades, Ho, et al., 1996gas phase
Δr54.8 ± 6.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K
Quantity Value Units Method Reference Comment
Δr25.5 ± 2.1kJ/molTDAsBlades, Ho, et al., 1996gas phase
Δr25.5 ± 1.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K

H6O6P- + 3Water = H8O7P-

By formula: H6O6P- + 3H2O = H8O7P-

Quantity Value Units Method Reference Comment
Δr51.5 ± 4.2kJ/molTDAsBlades, Ho, et al., 1996, 2gas phase
Δr49.4 ± 6.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K
Quantity Value Units Method Reference Comment
Δr26. ± 4.2kJ/molTDAsBlades, Ho, et al., 1996, 2gas phase
Δr20.1 ± 1.3kJ/molTDAsBlades, Klassen, et al., 1995gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K

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.

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 anion to the 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]

Blades, Ho, et al., 1996, 2
Blades, A.T.; Ho, Y.; Kebarle, P., Free Energies of Hydration in the Gas Phase of Some Phosphate Singly and Doubly Charged Anions: orthophosphate, diphosphate, Ribose-5-phosphate, Adenosine-5'-phosphate and Adenosine-5'-Dipho, J. Phys. Chem., 1996, 100, 6, 2443, https://doi.org/10.1021/jp952032s . [all data]


Notes

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