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Sulfur pentafluoride


Gas phase ion energetics 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 evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess

View reactions leading to F5S+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)9.60 ± 0.05eVN/AN/AL
Quantity Value Units Method Reference Comment
Deltaf(+) ion11. ± 18.kJ/molN/AN/A 

Electron affinity determinations

EA (eV) Method Reference Comment
3.850 ± 0.020ECDChen and Chen, 2007B
3.850 ± 0.020ECDChen and Chen, 2007B
3.800 ± 0.027KineChen, Shuie, et al., 1988From Temperature dependence of SF5-/SF6- in API attachment to SF6; B
3.70 ± 0.20N/AChase Jr., Curnutt, et al., 1982Literature average; B
2.71 ± 0.20NBAECompton, Reinhardt, et al., 1978From SF6; B
>2.90 ± 0.10NBAEHubers and Los, 1975From SF6; B
>2.80 ± 0.20NBAECompton and Cooper, 1973From SF6; B
>2.80 ± 0.10EndoLifshitz, Tiernan, et al., 1973B
3.17 ± 0.15EIAECurran, 1961From SF6, new EA(F-); B
3.660 ± 0.043SIKay and Page, 1964The Magnetron method, lacking mass analysis, is not considered reliable.; B

Ionization energy determinations

IE (eV) Method Reference Comment
9.60 ± 0.05EVALBecker, Hrusak, et al., 1994LL
9.60 ± 0.05ENDFischer, Kickel, et al., 1992T = 0K; LL
9.60 ± 0.05BRSieck and Ausloos, 1990T = 298K; LL
9.6 ± 0.7DERLangford, Almeida, et al., 1990LL
<=9.83 ± 0.23BRStone and Wytenberg, 1989T = 298K; LL
9.65DERBaumgartel, Jochims, et al., 1989LL
10.5 ± 0.1DERBabcock and Streit, 1981LLK

References

Go To: Top, Gas phase ion energetics data, Notes

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

Chen and Chen, 2007
Chen, E.C.M.; Chen, E.S., Electron affinities and activation energies for reactions with thermal electrons: SF6 and SF5, Phys. Rev. A, 2007, 76, 3, 032508, https://doi.org/10.1103/PhysRevA.76.032508 . [all data]

Chen, Shuie, et al., 1988
Chen, E.C.M.; Shuie, L.-R.; DSa, E.D.; Batten, C.F.; Wentworth, W.E., The Negative Ion States of SF6, J. Chem. Phys., 1988, 88, 8, 4711, https://doi.org/10.1063/1.454710 . [all data]

Chase Jr., Curnutt, et al., 1982
Chase Jr.; Curnutt, J.L.; Downy Jr.; McDonald, R.A.; Syverrud, A.N.; Valenzuela, E.A., JANAF Thermochemical Tables 1982 Supplement, J. Phys. Chem. Ref. Data, 1982, 11, 3, 695, https://doi.org/10.1063/1.555666 . [all data]

Compton, Reinhardt, et al., 1978
Compton, R.N.; Reinhardt, P.W.; Cooper, C.D., Collisional ionization between fast alkali atoms and selected hexafluoride molecules, J. Chem. Phys., 1978, 68, 2023. [all data]

Hubers and Los, 1975
Hubers, M.M.; Los, J., Ion pair formation in alkali-SF6 collisions: Dependence on collisional and vibrational energy, Chem. Phys., 1975, 10, 235. [all data]

Compton and Cooper, 1973
Compton, R.N.; Cooper, C.D., Molecular electron affinities from collisional ionization of cesium. II. SF6 and TeF6, J. Chem. Phys., 1973, 59, 4140. [all data]

Lifshitz, Tiernan, et al., 1973
Lifshitz, C.; Tiernan, T.O.; Hughes, B.M., Electron affinities from endothermic negative-ion charge transfer reactions. IV. SF6, selected fluorocarbons, and other polyatomic molecules, J. Chem. Phys., 1973, 59, 3182. [all data]

Curran, 1961
Curran, R.K., Positive and negative ion formation in CCl3F, J. Chem. Phys., 1961, 34, 2007. [all data]

Kay and Page, 1964
Kay, J.; Page, F.M., Determination of Electron Affinities. Part 7.- Sulphur Hexafluoride and Disulphur Decafluoride, Trans. Farad. Soc., 1964, 60, 1042, https://doi.org/10.1039/tf9646001042 . [all data]

Becker, Hrusak, et al., 1994
Becker, H.; Hrusak, J.; Schwarz, H.; Bohme, D.K., Two isomers of SF5 and SF5+: Structures and energetics, J. Chem. Phys., 1994, 100, 1759. [all data]

Fischer, Kickel, et al., 1992
Fischer, E.R.; Kickel, B.L.; Armentrout, P.B., Collision-induced dissociation and charge transfer reactions of SFx+ (x = 1-5_): Thermochemistry of sulfur fluoride ions and neutrals, J. Chem. Phys., 1992, 97, 4859. [all data]

Sieck and Ausloos, 1990
Sieck, L.W.; Ausloos, P.J., The ionization energy of SF5 and the SF5-F bond dissociation energy, J. Chem. Phys., 1990, 93, 8374. [all data]

Langford, Almeida, et al., 1990
Langford, M.L.; Almeida, D.P.; Harris, F.M., Measurements of single ionization energies or electron affinities of SFn molecules (n = 1-5) using double-charge-transfer spectroscopy, Int. J. Mass Spectrom. Ion Processes, 1990, 98, 147. [all data]

Stone and Wytenberg, 1989
Stone, J.A.; Wytenberg, W.J., A high pressure mass spectrometric study of the formation and chemistry of the pentafluorosulphur cation (SF5+), Int. J. Mass Spectrom. Ion Processes, 1989, 94, 269. [all data]

Baumgartel, Jochims, et al., 1989
Baumgartel, H.; Jochims, H.-W.; Ruhl, E., Photoionenspektroskopic an schwefelchloridpentafluorid SF5Cl, das ionisationspotential von schwefelpentafluorid SF5, Z. Naturforsch. B:, 1989, 44, 21. [all data]

Babcock and Streit, 1981
Babcock, L.M.; Streit, G.E., Ion-molecule reactions of SF6: Determination of I. P. (SF6), A. P.(SF5+/SF6), and D(SF5-F), J. Chem. Phys., 1981, 74, 5700. [all data]


Notes

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