tetrafluorogermane


Gas phase 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.

Quantity Value Units Method Reference Comment
Δfgas-284.46 ± 0.12kcal/molReviewCox, Wagman, et al., 1984CODATA Review value
Quantity Value Units Method Reference Comment
gas,1 bar72.16 ± 0.24cal/mol*KReviewCox, Wagman, et al., 1984CODATA Review value

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 compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
15.5PELloyd and Roberts, 1975 
15.69 ± 0.02PEBassett and Lloyd, 1971 
16.1PELloyd and Roberts, 1975Vertical value
16.06 ± 0.04PEJonas, Schweitzer, et al., 1973Vertical value

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
FGe+23.4 ± 0.4?EIHarland, Cradock, et al., 1973 
F2Ge+20.7 ± 0.3?EIHarland, Cradock, et al., 1973 
F3Ge+15.7 ± 0.2FEIHarland, Cradock, et al., 1973 
Ge+29.4 ± 0.2?EIHarland, Cradock, et al., 1973 

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

Fluorine anion + tetrafluorogermane = (Fluorine anion • tetrafluorogermane)

By formula: F- + F4Ge = (F- • F4Ge)

Quantity Value Units Method Reference Comment
Δr100.0 ± 7.0kcal/molTherMallouk, Rosenthal, et al., 1984gas phase; Fluoride affinities from this method appear to be consistently about 10 kcal/mol too bound
Δr>96.70kcal/molIMRBHarland, Cradock, et al., 1972gas 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.

Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A., CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]

Lloyd and Roberts, 1975
Lloyd, D.R.; Roberts, P.J., Photoelectron spectra of halides. VII. Variable temperature He(I) and He(II) studies of CF4, SiF4, and GeF4, J. Electron Spectrosc. Relat. Phenom., 1975, 7, 325. [all data]

Bassett and Lloyd, 1971
Bassett, P.J.; Lloyd, D.R., Photoelectron spectra of halides. Part I. Tetrafluorides and tetrachlorides of group IVB, J. Chem. Soc., 1971, (A), 641. [all data]

Jonas, Schweitzer, et al., 1973
Jonas, A.E.; Schweitzer, G.K.; Grimm, F.A.; Carlson, T.A., The photoelectron spectra of the tetrafluoro and tetramethyl compounds of the group IV elements, J. Electron Spectrosc. Relat. Phenom., 1973, 1, 29. [all data]

Harland, Cradock, et al., 1973
Harland, P.W.; Cradock, S.; Thynne, J.C.J., Positive-and negative-ion formation due to the electron bombardment of germanium tetrafluoride, Int. J. Mass Spectrom. Ion Phys., 1973, 10, 169. [all data]

Mallouk, Rosenthal, et al., 1984
Mallouk, T.E.; Rosenthal, G.L.; Muller, G.; Brusasco, R.; Bartlett, N., Fluoride ion affinities of GeF4 and BF4 from thermodynamic and structural data for (SF2)2GeF6, ClO2GeF5, and ClO2BF4, Inorg. Chem., 1984, 23, 3167. [all data]

Harland, Cradock, et al., 1972
Harland, P.W.; Cradock, S.; Thynne, J.C.J., Positive- and negative-ion formation due to the electron bombardment of germanium tetrafluoride, Int. J. Mass Spectrom. Ion Phys., 1972, 10, 169. [all data]


Notes

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