tetrafluorogermane
- Formula: F4Ge
- Molecular weight: 148.63
- IUPAC Standard InChIKey: PPMWWXLUCOODDK-UHFFFAOYSA-N
- CAS Registry Number: 7783-58-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Germanium tetrafluoride
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Gas phase ion energetics data
Go To: Top, Ion clustering data, References, Notes
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 |
---|---|---|---|
15.5 | PE | Lloyd and Roberts, 1975 | |
15.69 ± 0.02 | PE | Bassett and Lloyd, 1971 | |
16.1 | PE | Lloyd and Roberts, 1975 | Vertical value |
16.06 ± 0.04 | PE | Jonas, Schweitzer, et al., 1973 | Vertical value |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
FGe+ | 23.4 ± 0.4 | ? | EI | Harland, Cradock, et al., 1973 | |
F2Ge+ | 20.7 ± 0.3 | ? | EI | Harland, Cradock, et al., 1973 | |
F3Ge+ | 15.7 ± 0.2 | F | EI | Harland, Cradock, et al., 1973 | |
Ge+ | 29.4 ± 0.2 | ? | EI | Harland, Cradock, et al., 1973 |
Ion clustering data
Go To: Top, Gas phase ion energetics data, References, Notes
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
By formula: F- + F4Ge = (F- • F4Ge)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 418. ± 29. | kJ/mol | Ther | Mallouk, Rosenthal, et al., 1984 | gas phase; Fluoride affinities from this method appear to be consistently about 10 kcal/mol too bound |
ΔrH° | >404.6 | kJ/mol | IMRB | Harland, Cradock, et al., 1972 | gas phase |
References
Go To: Top, Gas phase ion energetics data, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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
Go To: Top, Gas phase ion energetics data, Ion clustering data, References
- Symbols used in this document:
AE Appearance energy ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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