Sulfur pentafluoride


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 by: John E. Bartmess

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

(F6S- • 4294967295Sulfur pentafluoride) + Sulfur pentafluoride = F6S-

By formula: (F6S- • 4294967295F5S) + F5S = F6S-

Quantity Value Units Method Reference Comment
Δr169. ± 14.kJ/molN/AGrimsrud, Chowdhury, et al., 1985gas phase; ΔGea(423 K) = -29.8 kcal/mol; ΔSea = +13 eu. See also Chowdhury, Heinis, et al., 1986, Bopp, Roscioli, et al., 2007
Δr179. ± 12.kJ/molCIDTLobring, Check, et al., 2003gas phase; Affinity: SF5- + F. Barrier to dissociation, but less than barrier to photodissociation

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

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

(F6S- • 4294967295Sulfur pentafluoride) + Sulfur pentafluoride = F6S-

By formula: (F6S- • 4294967295F5S) + F5S = F6S-

Quantity Value Units Method Reference Comment
Δr169. ± 14.kJ/molN/AGrimsrud, Chowdhury, et al., 1985gas phase; ΔGea(423 K) = -29.8 kcal/mol; ΔSea = +13 eu. See also Chowdhury, Heinis, et al., 1986, Bopp, Roscioli, et al., 2007
Δr179. ± 12.kJ/molCIDTLobring, Check, et al., 2003gas phase; Affinity: SF5- + F. Barrier to dissociation, but less than barrier to photodissociation

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.

Grimsrud, Chowdhury, et al., 1985
Grimsrud, E.P.; Chowdhury, S.; Kebarle, P., Electron affinity of SF6 and perfluoromethylcyclohexane. The unusual kinetics of electron transfer reactions A- + B- + A, where A = SF6 or perfluorinated cycloalkanes, J. Chem. Phys., 1985, 83, 1059. [all data]

Chowdhury, Heinis, et al., 1986
Chowdhury, S.; Heinis, T.; Grimsrud, E.P.; Kebarle, P., Entropy Changes and Electron Affinities from Gas-Phase Electron Transfer Equilibria: A- + B = A + B-, J. Phys. Chem., 1986, 90, 12, 2747, https://doi.org/10.1021/j100403a037 . [all data]

Bopp, Roscioli, et al., 2007
Bopp, J.C.; Roscioli, J.R.; Johnson, M.A.; Miller, T.M.; Viggiano, A.A.; Villano, S.M.; Wren, S.W.; Lineberger, Spectroscopic characterization of the isolated SF6- and C4F8- anions: Observation of very long harmonic progressions in symmetric deformation modes upon photodetachment, J. Phys. Chem. A, 2007, 111, 7, 1214-1221, https://doi.org/10.1021/jp0665372 . [all data]

Lobring, Check, et al., 2003
Lobring, K.C.; Check, C.E.; Gilbert, T.M.; Sunderlin, L.S., New measurements of the thermochemistry of SF5- and SF6-, Int. J. Mass Spectrom., 2003, 227, 3, 361-372, https://doi.org/10.1016/S1387-3806(03)00105-2 . [all data]


Notes

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