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osmium tetraoxide


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:
HL - Edward P. Hunter and Sharon G. Lias
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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity Value Units Method Reference Comment
IE (evaluated)12.35 ± 0.03eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)676.9kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity650.6kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
12.0PEGreen, Kaltsoyannis, et al., 1990LL
12.35PEEvans, Hamnett, et al., 1974LLK
12.320PEFoster, Felps, et al., 1973LLK
12.39PEDiemann and Muller, 1973LLK
12.97 ± 0.12EIDillard and Kiser, 1965RDSH
13. ± 1.EIGrimley, Burns, et al., 1960RDSH
12.35 ± 0.02PEBurroughs, Evans, et al., 1974Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
OsO+21.2 ± 0.2?EIDillard and Kiser, 1965RDSH
OsO2+17.1 ± 0.2?EIDillard and Kiser, 1965RDSH
OsO3+17.00 ± 0.10OEIDillard and Kiser, 1965RDSH
Os+26.8 ± 0.5?EIDillard and Kiser, 1965RDSH

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.

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Green, Kaltsoyannis, et al., 1990
Green, J.C.; Kaltsoyannis, N.; Sze, K.H., An investigation of the electronic structure of osmium tetroxide by photoelectron spectroscopy with variable photon energy, Chem. Phys. Lett., 1990, 175, 359. [all data]

Evans, Hamnett, et al., 1974
Evans, S.; Hamnett, A.; Orchard, A.F., Concerning the ultraviolet photoelectron spectra of osmium and ruthenium tetroxide, J. Am. Chem. Soc., 1974, 96, 6221. [all data]

Foster, Felps, et al., 1973
Foster, S.; Felps, S.; Cusachs, L.C.; McGlynn, S.P., Photoelectron spectra of osmium and ruthenium tetroxides, J. Am. Chem. Soc., 1973, 95, 5521. [all data]

Diemann and Muller, 1973
Diemann, E.; Muller, A., The He(I) photoelectron spectra of OsO4 and RuO4, Chem. Phys. Lett., 1973, 19, 538. [all data]

Dillard and Kiser, 1965
Dillard, J.G.; Kiser, R.W., Ionization and dissociation of ruthenium and osmium tetroxides, J. Phys. Chem., 1965, 69, 3893. [all data]

Grimley, Burns, et al., 1960
Grimley, R.T.; Burns, R.P.; Inghram, M.G., Mass spectrometric study of the osmium-oxygen system, J. Chem. Phys., 1960, 33, 308. [all data]

Burroughs, Evans, et al., 1974
Burroughs, P.; Evans, S.; Hamnett, A.; Orchard, A.F.; Richardson, N.V., He-I photoelectron spectra of some d (0) transition metal compounds, J. Chem. Soc. Faraday Trans. 2, 1974, 70, 1895. [all data]


Notes

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