Fe(CO)2
- Formula: C2FeO2
- Molecular weight: 111.865
- CAS Registry Number: 71701-41-2
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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
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Individual Reactions
C2FeO2 (g) = (g) + CFeO (g)
By formula: C2FeO2 (g) = CO (g) + CFeO (g)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 36.7 ± 3.5 | kcal/mol | FA-SIFT | Sunderlin, Wang, et al., 1992 | |
| ΔrH° | >27.0 | kcal/mol | N/A | Venkataraman, Bandukwalla, et al., 1989 | Method: Velocity distributions of photofragments from Fe(CO)5. |
| ΔrH° | 23.9 ± 6.9 | kcal/mol | N/A | Engelking and Lineberger, 1979 | Please also see Compton and Stockdale, 1976. Method: LPS and collision with low energy electrons. |
C3FeO3 (g) = (g) + C2FeO2 (g)
By formula: C3FeO3 (g) = CO (g) + C2FeO2 (g)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 29.0 ± 5.8 | kcal/mol | FA-SIFT | Sunderlin, Wang, et al., 1992 | |
| ΔrH° | 25.1 | kcal/mol | N/A | Venkataraman, Bandukwalla, et al., 1989 | Method: Velocity distributions of photofragments from Fe(CO)5. |
| ΔrH° | 32.7 ± 6.9 | kcal/mol | N/A | Engelking and Lineberger, 1979 | Please also see Compton and Stockdale, 1976. Method: LPS and collision with low energy electrons. |
Gas phase ion energetics data
Go To: Top, Reaction 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 compiled by: John E. Bartmess
View reactions leading to C2FeO2+ (ion structure unspecified)
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.220 ± 0.022 | LPES | Engelking and Lineberger, 1979 |
References
Go To: Top, 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.
Sunderlin, Wang, et al., 1992
Sunderlin, L.S.; Wang, D.; Squires, R.R.,
Metal Carbonyl Bond Strengths in Fe(CO)n- and Ni(CO)n-,
J. Am. Chem. Soc., 1992, 114, 8, 2788, https://doi.org/10.1021/ja00034a004
. [all data]
Venkataraman, Bandukwalla, et al., 1989
Venkataraman, B.K.; Bandukwalla, G.; Zhang, Z.; Vernon, M.,
J. Chem. Phys., 1989, 90, 5510. [all data]
Engelking and Lineberger, 1979
Engelking, P.C.; Lineberger, W.C.,
Laser photoelectron spectrometry of the negative ions of iron and iron carbonyls. Electron affinity determination for the series Fe(CO)n,n=0,1,2,3,4,
J. Am. Chem. Soc., 1979, 101, 5569. [all data]
Compton and Stockdale, 1976
Compton, R.N.; Stockdale, J.A.D.,
Formation of gas phase negative ions in Fe(CO)5 and Ni(CO)4,
Int. J. Mass Spectrom. Ion Phys., 1976, 22, 47. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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