(H2O)2..(HO)2PO2 anion
- Formula: H6O6P-
- Molecular weight: 133.0184
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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
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Clustering reactions
H4O5P- + 2 = H6O6P-
By formula: H4O5P- + 2H2O = H6O6P-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 51.5 ± 4.2 | kJ/mol | TDAs | Blades, Ho, et al., 1996 | gas phase |
ΔrH° | 54.8 ± 6.3 | kJ/mol | TDAs | Blades, Klassen, et al., 1995 | gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 25.5 ± 2.1 | kJ/mol | TDAs | Blades, Ho, et al., 1996 | gas phase |
ΔrG° | 25.5 ± 1.3 | kJ/mol | TDAs | Blades, Klassen, et al., 1995 | gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K |
H6O6P- + 3 = H8O7P-
By formula: H6O6P- + 3H2O = H8O7P-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 51.5 ± 4.2 | kJ/mol | TDAs | Blades, Ho, et al., 1996, 2 | gas phase |
ΔrH° | 49.4 ± 6.3 | kJ/mol | TDAs | Blades, Klassen, et al., 1995 | gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 26. ± 4.2 | kJ/mol | TDAs | Blades, Ho, et al., 1996, 2 | gas phase |
ΔrG° | 20.1 ± 1.3 | kJ/mol | TDAs | Blades, Klassen, et al., 1995 | gas phase; T: 293 K. ΔSaff approx. 24 cal/mol-K |
References
Go To: Top, 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 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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- 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
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