Reaction data
+ 
= ( • )
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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 48. ± 20. | kJ/mol | AVG | N/A | Average of 5 out of 7 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 102. | J/mol*K | PHPMS | Hiraoka, 1988 | gas phase; M |
| ΔrS° | 130. | J/mol*K | PHPMS | Conway and Nesbit, 1968 | gas phase; M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 13. ± 4.6 | kJ/mol | TDAs | Hiraoka, 1888 | gas phase; see also Sherwood, Hanold, et al., 1996. Aquino, Taylor, et al., 2001 calns indicate rectangular anion; B |
| ΔrG° | 23. ± 4.2 | kJ/mol | IMRE | Payzant J.D. and Kebarle, 1972 | gas phase; B |
| ΔrG° | 13. ± 4.2 | kJ/mol | IMRE | Pack and Phelps, 1971 | gas phase; B |
| ΔrG° | 16.7 ± 2.1 | kJ/mol | IMRE | Parkes, 1971 | gas phase; B |
| ΔrG° | 16. ± 4.2 | kJ/mol | TDAs | Conway and Nesbit, 1968 | gas phase; B |
Free energy of reaction
| ΔrG° (kJ/mol) | T (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 15. | 300. | DT | Pack and Phelps, 1971 | gas phase; M |
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.
Hiraoka, 1988
Hiraoka, K.,
A Determination of the Stabilities of O2+(O2)n and O2-(O2)n with n = 1 - 8 from Measurements of the Gas-Phase Ion Equilibria,
J. Chem. Phys., 1988, 89, 5, 3190, https://doi.org/10.1063/1.454976
. [all data]
Conway and Nesbit, 1968
Conway, D.C.; Nesbit, L.E.,
Stability of O4-,
J. Chem. Phys., 1968, 48, 1, 509, https://doi.org/10.1063/1.1667956
. [all data]
Hiraoka, 1888
Hiraoka, K.,
A Determination of the Stability of O2+(O2)n and O2-(O2)n with n=1-8 from Measurements of the Gas Phase Ion Equilibria,
J. Chem. Phys., 1888, 89, 5, 3190, https://doi.org/10.1063/1.454976
. [all data]
Sherwood, Hanold, et al., 1996
Sherwood, C.R.; Hanold, K.A.; Garner, M.C.; Strong, K.M.; Continetti, R.E.,
Translational Spectroscopy Studies of the Photodissociation Dynamics of O4-,
J. Chem. Phys., 1996, 105, 24, 10803, https://doi.org/10.1063/1.472888
. [all data]
Aquino, Taylor, et al., 2001
Aquino, A.J.A.; Taylor, P.R.; Walch, S.P.,
Structure, properties, and photodissociation of O-4(-),
J. Chem. Phys., 2001, 114, 7, 3010-3017, https://doi.org/10.1063/1.1288379
. [all data]
Payzant J.D. and Kebarle, 1972
Payzant J.D.; Kebarle, P.,
Kinetics and Reactions Leading to O2-(H2O)n in Moist Oxygen,
J. Chem. Phys., 1972, 56, 7, 3482, https://doi.org/10.1063/1.1677723
. [all data]
Pack and Phelps, 1971
Pack, J.L.; Phelps, A.V.,
Hydration of Oxygen Negative Ions,
Bull. Am. Phys. Soc., 1971, 16, 214. [all data]
Parkes, 1971
Parkes, D.A.,
Electron Attachment and Negative Ion-Molecule Reactions in Pure O2,
Trans. Farad. Soc., 1971, 97, 711, https://doi.org/10.1039/tf9716700711
. [all data]
Notes
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- 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
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