Sulfur trioxide anion
- Formula: O3S-
- Molecular weight: 80.064
- CAS Registry Number: 12210-38-7
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Reaction thermochemistry data
Go To: Top, Ion clustering data, References, Notes
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
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
O3S- + = (O3S- •
)
By formula: O3S- + CO2 = (O3S- • CO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 27.2 ± 0.84 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B,M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 86.6 | J/mol*K | HPMS | Keesee, Lee, et al., 1980 | gas phase; M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1.3 ± 0.84 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B |
(O3S- • •
) +
= (O3S- • 2
•
)
By formula: (O3S- • O2S • O2) + O2S = (O3S- • 2O2S • O2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 23.8 ± 2.5 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 15. ± 8.8 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
(O3S- • ) +
= (O3S- •
•
)
By formula: (O3S- • O2) + O2S = (O3S- • O2S • O2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 27.2 ± 3.3 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 18. ± 9.2 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
O3S- + = (O3S- •
)
By formula: O3S- + O2S = (O3S- • O2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 55.65 ± 0.42 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 31.8 ± 0.84 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B |
O3S- + = (O3S- •
)
By formula: O3S- + H2O = (O3S- • H2O)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrG° | 23.4 ± 0.84 | kJ/mol | IMRE | Möhler, Reiner, et al., 1992 | gas phase; B |
Free energy of reaction
| ΔrG° (kJ/mol) | T (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 25. | 296. | FA | Fehsenfeld and Ferguson, 1974 | gas phase; M |
Ion clustering data
Go To: Top, Reaction thermochemistry data, References, Notes
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
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
O3S- + = (O3S- •
)
By formula: O3S- + CO2 = (O3S- • CO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 27.2 ± 0.84 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B,M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 86.6 | J/mol*K | HPMS | Keesee, Lee, et al., 1980 | gas phase; M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1.3 ± 0.84 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B |
O3S- + = (O3S- •
)
By formula: O3S- + H2O = (O3S- • H2O)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrG° | 23.4 ± 0.84 | kJ/mol | IMRE | Möhler, Reiner, et al., 1992 | gas phase; B |
Free energy of reaction
| ΔrG° (kJ/mol) | T (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 25. | 296. | FA | Fehsenfeld and Ferguson, 1974 | gas phase; M |
O3S- + = (O3S- •
)
By formula: O3S- + O2S = (O3S- • O2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 55.65 ± 0.42 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 31.8 ± 0.84 | kJ/mol | TDAs | Keesee, Lee, et al., 1980 | gas phase; B |
(O3S- • •
) +
= (O3S- • 2
•
)
By formula: (O3S- • O2S • O2) + O2S = (O3S- • 2O2S • O2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 23.8 ± 2.5 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 15. ± 8.8 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
(O3S- • ) +
= (O3S- •
•
)
By formula: (O3S- • O2) + O2S = (O3S- • O2S • O2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 27.2 ± 3.3 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 18. ± 9.2 | kJ/mol | TDAs | Vacher, Jorda, et al., 1992 | gas phase; B |
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.
Keesee, Lee, et al., 1980
Keesee, R.G.; Lee, N.; Castleman, A.W., Jr.,
Properties of clusters in the gas phase: V. Complexes of neutral molecules onto negative ions,
J. Chem. Phys., 1980, 73, 2195. [all data]
Vacher, Jorda, et al., 1992
Vacher, J.R.; Jorda, M.; Leduc, E.; Fitaire, M.,
A Determination of the Stabilities of Negative Ion Clusters in SO2 and SO2-O2 Mixtures,
Int. J. Mass Spectrom. Ion Proc., 1992, 114, 3, 149, https://doi.org/10.1016/0168-1176(92)80033-W
. [all data]
Möhler, Reiner, et al., 1992
Möhler, O.; Reiner, T.; Arnold, F.,
The Formation of SO5(-) by Gas Phase Ion-Molecule Reactions,
J. Chem. Phys., 1992, 97, 11, 8233, https://doi.org/10.1063/1.463394
. [all data]
Fehsenfeld and Ferguson, 1974
Fehsenfeld, F.C.; Ferguson, E.E.,
Laboratory studies of negative ion reactions with atmospheric trace constituents,
J. Chem. Phys., 1974, 61, 3181. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Ion clustering data, References
- 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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