di-μ-carbonyldecacarbonyl-triangulo-triiron
- Formula: C12Fe3O12
- Molecular weight: 503.656
- CAS Registry Number: 17685-52-8
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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.
Data compiled by: José A. Martinho Simões
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -417.3 ± 5.8 | kcal/mol | Review | Martinho Simões | |
ΔfH°gas | -419.7 ± 5.9 | kcal/mol | Review | Martinho Simões | |
ΔfH°gas | -418.5 ± 5.4 | kcal/mol | Review | Martinho Simões | Selected data. Average of the values from Connor, Skinner, et al., 1973 |
Condensed 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.
Data compiled by: José A. Martinho Simões
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | -440.2 ± 2.8 | kcal/mol | Review | Martinho Simões | |
ΔfH°solid | -442.7 ± 3.1 | kcal/mol | Review | Martinho Simões | |
ΔfH°solid | -441.5 ± 2.1 | kcal/mol | Review | Martinho Simões | Selected data. Average of the values from Connor, Skinner, et al., 1973 |
Phase change 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 as indicated in comments:
AC - William E. Acree, Jr., James S. Chickos
MS - José A. Martinho Simões
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔsubH° | 22.9 ± 5.0 | kcal/mol | N/A | Pilcher and Skinner, 1983 | See also Connor, Skinner, et al., 1972.; AC |
ΔsubH° | 22.9 ± 5.0 | kcal/mol | TD-HFC | Connor, Skinner, et al., 1973 | MS |
Reaction 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.
Data compiled by: José A. Martinho Simões
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C12Fe3O12 (cr) = 12 (g) + 3 (cr)
By formula: C12Fe3O12 (cr) = 12CO (g) + 3Fe (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 123.2 ± 2.8 | kcal/mol | TD-HFC | Connor, Skinner, et al., 1973 | |
ΔrH° | 125.7 ± 3.0 | kcal/mol | HAL-HFC | Connor, Skinner, et al., 1973 |
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 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
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.44 | PE | DeKock, Wong, et al., 1982 | LBLHLM |
7.8 | PE | Wong, Dutta, et al., 1981 | LLK |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction 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]
Connor, Skinner, et al., 1973
Connor, J.A.; Skinner, H.A.; Virmani, Y.,
High temperature microcalorimetric studies of the thermal decomposition and iodination of polynuclear carbonyls of Fe, Co, Ru, Rh, Re, Os and Ir,
Faraday Symp. Chem. Soc., 1973, 8, 18, https://doi.org/10.1039/fs9730800018
. [all data]
Pilcher and Skinner, 1983
Pilcher, G.; Skinner, H.A.,
Thermochemistry of organometallic compounds, 1983, 43-90, https://doi.org/10.1002/9780470771686.ch2
. [all data]
Connor, Skinner, et al., 1972
Connor, J.A.; Skinner, H.A.; Virmani, Y.,
Microcalorimetric studies. Thermal decomposition and iodination of metal carbonyls,
J. Chem. Soc., Faraday Trans. 1, 1972, 68, 0, 1754, https://doi.org/10.1039/f19726801754
. [all data]
DeKock, Wong, et al., 1982
DeKock, R.L.; Wong, K.S.; Fehlner, T.P.,
Effects of bridging hydrogens on metal-netal bonds. 2. UV photoelectron and UV-visible spectra and quantum chemical calculations for Fe3(μ-H)3(CO)9(μ3-CCH3) and Co3(CO)9(μ3-CCH3),
Inorg. Chem., 1982, 21, 3203. [all data]
Wong, Dutta, et al., 1981
Wong, K.S.; Dutta, T.L.; Fehlner, T.P.,
The proton as a probe of cluster bonding. The UV photoelectron spectra of two hydrido transition metal clusters,
J. Organomet. Chem., 1981, 215, 48. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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