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Sulfur trioxide 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
Deltafgas-579.1 ± 9.6kJ/molR-EAGleason, 1987See also Dobrin, Boo, et al., 2000
Deltafgas-595.0 ± 7.5kJ/molTDEqRudny, Sidorov, et al., 1985EA is calculated at 298 K.; value altered from reference due to conversion from electron convention to ion convention

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

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- + Carbon dioxide = (O3S- bullet Carbon dioxide)

By formula: O3S- + CO2 = (O3S- bullet CO2)

Quantity Value Units Method Reference Comment
Deltar27.2 ± 0.84kJ/molTDAsKeesee, Lee, et al., 1980gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar86.6J/mol*KHPMSKeesee, Lee, et al., 1980gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.3 ± 0.84kJ/molTDAsKeesee, Lee, et al., 1980gas phase; B

(O3S- bullet Sulfur dioxide bullet Oxygen) + Sulfur dioxide = (O3S- bullet 2Sulfur dioxide bullet Oxygen)

By formula: (O3S- bullet O2S bullet O2) + O2S = (O3S- bullet 2O2S bullet O2)

Quantity Value Units Method Reference Comment
Deltar23.8 ± 2.5kJ/molTDAsVacher, Jorda, et al., 1992gas phase; B
Quantity Value Units Method Reference Comment
Deltar15. ± 8.8kJ/molTDAsVacher, Jorda, et al., 1992gas phase; B

(O3S- bullet Oxygen) + Sulfur dioxide = (O3S- bullet Sulfur dioxide bullet Oxygen)

By formula: (O3S- bullet O2) + O2S = (O3S- bullet O2S bullet O2)

Quantity Value Units Method Reference Comment
Deltar27.2 ± 3.3kJ/molTDAsVacher, Jorda, et al., 1992gas phase; B
Quantity Value Units Method Reference Comment
Deltar18. ± 9.2kJ/molTDAsVacher, Jorda, et al., 1992gas phase; B

O3S- + Sulfur dioxide = (O3S- bullet Sulfur dioxide)

By formula: O3S- + O2S = (O3S- bullet O2S)

Quantity Value Units Method Reference Comment
Deltar55.65 ± 0.42kJ/molTDAsKeesee, Lee, et al., 1980gas phase; B
Quantity Value Units Method Reference Comment
Deltar31.8 ± 0.84kJ/molTDAsKeesee, Lee, et al., 1980gas phase; B

O3S- + Water = (O3S- bullet Water)

By formula: O3S- + H2O = (O3S- bullet H2O)

Quantity Value Units Method Reference Comment
Deltar23.4 ± 0.84kJ/molIMREMöhler, Reiner, et al., 1992gas phase; B

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
25.296.FAFehsenfeld and Ferguson, 1974gas 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.

Gleason, 1987
Gleason, J.F., as cited in 95MIL/VIG, Ph.D. dissertation, Univ. of Colorado,, 1987. [all data]

Dobrin, Boo, et al., 2000
Dobrin, S.; Boo, B.H.; Alconcel, L.S.; Continetti, R.E., Photoelectron spectroscopy of SO3- at 355 and 266 nm, J. Phys. Chem. A, 2000, 104, 46, 10695-10700, https://doi.org/10.1021/jp0025680 . [all data]

Rudny, Sidorov, et al., 1985
Rudny, E.B.; Sidorov, L.N.; Voyk, O.M., Heterolytic Dissociation of Potassium Sulfate in the Gas Phase and Heats of Formation for Trioxosulfate(1-), Tetraoxosulfate(1-), and Potassium Sulfate(KSO4-) Ions, High Temp., 1985, 23, 238. [all data]

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

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