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Sulfate


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

Sulfate + 12Water = H24O16S-2

By formula: O4S-2 + 12H2O = H24O16S-2

Quantity Value Units Method Reference Comment
Deltar10.7 ± 2.0kcal/molTDAsBlades and Kebarle, 2005gas phase; B
Quantity Value Units Method Reference Comment
Deltar4.8 ± 2.0kcal/molTDAsBlades and Kebarle, 2005gas phase; B

(Sulfate bullet 10Water) + Water = (Sulfate bullet 11Water)

By formula: (O4S-2 bullet 10H2O) + H2O = (O4S-2 bullet 11H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar5.0kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

(Sulfate bullet 9Water) + Water = (Sulfate bullet 10Water)

By formula: (O4S-2 bullet 9H2O) + H2O = (O4S-2 bullet 10H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar5.5kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

(Sulfate bullet 5Water) + Water = (Sulfate bullet 6Water)

By formula: (O4S-2 bullet 5H2O) + H2O = (O4S-2 bullet 6H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar8.5kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

(Sulfate bullet 6Water) + Water = (Sulfate bullet 7Water)

By formula: (O4S-2 bullet 6H2O) + H2O = (O4S-2 bullet 7H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar7.5kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

(Sulfate bullet 7Water) + Water = (Sulfate bullet 8Water)

By formula: (O4S-2 bullet 7H2O) + H2O = (O4S-2 bullet 8H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar6.7kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

(Sulfate bullet 8Water) + Water = (Sulfate bullet 9Water)

By formula: (O4S-2 bullet 8H2O) + H2O = (O4S-2 bullet 9H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar6.0kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

Sulfate + 13Water = H26O17S-2

By formula: O4S-2 + 13H2O = H26O17S-2

Quantity Value Units Method Reference Comment
Deltar5.1 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 14Water = H28O18S-2

By formula: O4S-2 + 14H2O = H28O18S-2

Quantity Value Units Method Reference Comment
Deltar4.9 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 15Water = H30O19S-2

By formula: O4S-2 + 15H2O = H30O19S-2

Quantity Value Units Method Reference Comment
Deltar4.5 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 16Water = H32O20S-2

By formula: O4S-2 + 16H2O = H32O20S-2

Quantity Value Units Method Reference Comment
Deltar4.3 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 17Water = H34O21S-2

By formula: O4S-2 + 17H2O = H34O21S-2

Quantity Value Units Method Reference Comment
Deltar4.2 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 18Water = H36O22S-2

By formula: O4S-2 + 18H2O = H36O22S-2

Quantity Value Units Method Reference Comment
Deltar3.9 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 19Water = H38O23S-2

By formula: O4S-2 + 19H2O = H38O23S-2

Quantity Value Units Method Reference Comment
Deltar3.7 ± 2.0kcal/molIMREBlades and Kebarle, 2005gas phase; dGaff at 270K; 298 value probably ca. 0.5 kcal/mole weaker; B

Sulfate + 6Water = H12O10S-2

By formula: O4S-2 + 6H2O = H12O10S-2

Quantity Value Units Method Reference Comment
Deltar8.50 ± 0.30kcal/molTDAsBlades, Klassen, et al., 1995gas phase; B

References

Go To: Top, Reaction thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Blades and Kebarle, 2005
Blades, A.T.; Kebarle, P., Sequential hydration energies of the sulfate ion, from determinations of the equilibrium constants for the gas-phase reactions: SO4(H2O)(n)(2-) = SO4(H2O)(n-1)(2-)+H2O, J. Phys. Chem. A, 2005, 109, 37, 8293-8298, https://doi.org/10.1021/jp0540353 . [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]


Notes

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