Tungsten hexacarbonyl
- Formula: C6O6W
- Molecular weight: 351.90
- IUPAC Standard InChIKey: FQNHWXHRAUXLFU-UHFFFAOYSA-N
- CAS Registry Number: 14040-11-0
- 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: Tungsten carbonyl (W(CO)6), (OC-6-11)-; Hexacarbonyltungsten; Tungsten carbonyl; W(CO)6; Tungsten carbonyl (W(CO)6)
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Gas phase thermochemistry 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: José A. Martinho Simões
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -877.4 ± 3.0 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -884.9 ± 4.5 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -882.9 ± 2.5 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -883.9 ± 2.7 | kJ/mol | Review | Martinho Simões | Selected data. Average of the values in Barnes, Pilcher, et al., 1974 |
ΔfH°gas | -884. ± 3. | kJ/mol | Review | Martinho Simões |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, References, Notes
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
Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
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 |
---|---|---|---|---|---|
Proton affinity (review) | 758.0 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 733.4 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.0 | PE | Cooper, Green, et al., 1987 | LBLHLM |
8.2 | PE | Hubbard and Lichtenberger, 1982 | LBLHLM |
8.60 ± 0.02 | EI | Michels, Flesch, et al., 1980 | LLK |
8.242 ± 0.006 | PI | Lloyd and Schlag, 1969 | RDSH |
8.48 ± 0.05 | EI | Junk and Svec, 1968 | RDSH |
8.5 ± 0.1 | EI | Bidinosti and McIntyre, 1967 | RDSH |
8.56 ± 0.13 | EI | Winters and Kiser, 1965 | RDSH |
8.46 ± 0.02 | EI | Foffani, Pignataro, et al., 1965 | RDSH |
8.18 ± 0.03 | PI | Vilesov and Kurbatov, 1961 | RDSH |
8.59 | PE | Hubbard and Lichtenberger, 1982 | Vertical value; LBLHLM |
8.56 | PE | Head, Nixon, et al., 1975 | Vertical value; LLK |
8.30 ± 0.02 | PE | Higginson, Lloyd, et al., 1973 | Vertical value; LLK |
Appearance energy determinations
References
Go To: Top, Gas phase thermochemistry data, 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.
Martinho Simões
Martinho Simões, J.A.,
Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]
Barnes, Pilcher, et al., 1974
Barnes, D.S.; Pilcher, G.; Pittam, D.A.; Skinner, H.A.; Todd, D.,
J. Less-Common Met., 1974, 38, 53. [all data]
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]
Cooper, Green, et al., 1987
Cooper, G.; Green, J.C.; Payne, M.; Dobson, B.R.; Hillier, I.H.,
Photoelectron spectroscopy with variable photon energy: A study of the metal hexacarbonyls, M(CO)6, Where M = CR, MO, and W.,
J. Am. Chem. Soc., 1987, 109, 3836. [all data]
Hubbard and Lichtenberger, 1982
Hubbard, J.L.; Lichtenberger, D.L.,
Vibrational fine structure in the valence ionizations of transition-metal hexacarbonyls: New experimental indication of metal-to-carbonyl π bonding,
J. Am. Chem. Soc., 1982, 104, 2132. [all data]
Michels, Flesch, et al., 1980
Michels, G.D.; Flesch, G.D.; Svec, H.J.,
Comparative mass spectrometry of the group 6B hexacarbonyls and pentacarbonyl thiocarbonyls,
Inorg. Chem., 1980, 19, 479. [all data]
Lloyd and Schlag, 1969
Lloyd, D.R.; Schlag, E.W.,
Photoionization studies of metal carbonyls. I. Ionization potentials and the bonding in group VI metal hexacarbonyls and in mononuclear carbonyls and nitrosyl carbonyls of iron, cobalt, and nickel,
Inorg. Chem., 1969, 8, 2544. [all data]
Junk and Svec, 1968
Junk, G.A.; Svec, H.J.,
Energetics of the ionization and dissociation of Ni(CO)4, Fe(CO)5, Cr(CO)6, Mo(CO)6 and W(CO)6,
Z. Naturforsch., 1968, 23b, 1. [all data]
Bidinosti and McIntyre, 1967
Bidinosti, D.R.; McIntyre, N.S.,
Electron-impact study of some binary metal carbonyls,
Can. J. Chem., 1967, 45, 641. [all data]
Winters and Kiser, 1965
Winters, R.E.; Kiser, R.W.,
Mass spectrometric studies of chromium, molybdenum, and tungsten hexacarbonyls,
Inorg. Chem., 1965, 4, 157. [all data]
Foffani, Pignataro, et al., 1965
Foffani, A.; Pignataro, S.; Cantone, B.; Grasso, F.,
Mass spectra of metal hexacarbonyls,
Z. Physik. Chem. (Frankfurt), 1965, 45, 79. [all data]
Vilesov and Kurbatov, 1961
Vilesov, F.I.; Kurbatov, B.L.,
Photoionization of esters and metal carbonyis in the gaseous phase,
Dokl. Akad. Nauk SSSR, 1961, 140, 1364, In original 792. [all data]
Head, Nixon, et al., 1975
Head, R.A.; Nixon, J.F.; Sharp, G.J.; Clark, R.J.,
Photoelectron spectroscopic study of metal trifluorophosphine and hydridotrifluorophosphine complexes,
J. Chem. Soc. Dalton Trans., 1975, 2054. [all data]
Higginson, Lloyd, et al., 1973
Higginson, B.R.; Lloyd, D.R.; Burroughs, P.; Gibson, D.M.; Orchard, A.F.,
Photoelectron studies of metal carbonyls. Part 2. The valence region photoelectron spectra of the Group VIA hexacarbonyls,
J. Chem. Soc. Faraday Trans. 2, 1973, 1659. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.