(H2O)10..SO4 dianion
- Formula: H20O14S-2
- Molecular weight: 276.216
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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
H18O13S-2 + 10 = H20O14S-2
By formula: H18O13S-2 + 10H2O = H20O14S-2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 10.9 ± 2.0 | kcal/mol | TDAs | Blades and Kebarle, 2005 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 5.8 ± 2.0 | kcal/mol | TDAs | Blades and Kebarle, 2005 | gas phase |
H20O14S-2 + 11 = H22O15S-2
By formula: H20O14S-2 + 11H2O = H22O15S-2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 10.9 ± 2.0 | kcal/mol | TDAs | Blades and Kebarle, 2005 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 5.3 ± 2.0 | kcal/mol | TDAs | Blades and Kebarle, 2005 | gas phase |
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.
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]
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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