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Cr(CO)3


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
Deltafgas-184. ± 42.kJ/molReviewMartinho SimõesThe enthalpy of formation relies on -908.4 ± 2.6 kJ/mol for the enthalpy of formation of Cr(CO)6(g)

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

C4CrO4 (g) = Carbon monoxide (g) + C3CrO3 (g)

By formula: C4CrO4 (g) = CO (g) + C3CrO3 (g)

Quantity Value Units Method Reference Comment
Deltar163.kJ/molKinGRayner, Ishikawa, et al., 1991 
Deltar84. ± 63.kJ/molMBPSVenkataraman, Hou, et al., 1990 

Chromium hexacarbonyl (g) = 3Carbon monoxide (g) + C3CrO3 (g)

By formula: C6CrO6 (g) = 3CO (g) + C3CrO3 (g)

Quantity Value Units Method Reference Comment
Deltar393. ± 42.kJ/molMBPSVenkataraman, Hou, et al., 1990 

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: John E. Bartmess

View reactions leading to C3CrO3+ (ion structure unspecified)

Electron affinity determinations

EA (eV) Method Reference Comment
1.3490 ± 0.0060LPESBengali, Casey, et al., 1992 
<1.79961IMRBMcElvaney and Allison, 1986Order: Cr(CO)3 < Co(CO)2 < Co(CO)(NO) < Co(CO)3 < Fe(CO)3 = 41.5 kcal/mol

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, NIST Free Links, 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]

Rayner, Ishikawa, et al., 1991
Rayner, D.M.; Ishikawa, Y.; Brown, C.E.; Hackett, P.A., J. Chem. Phys., 1991, 94, 5471. [all data]

Venkataraman, Hou, et al., 1990
Venkataraman, B.; Hou, H.; Zhang, Z.; Chen, S.; Bandukwalla, G.; Vernon, M., J. Chem. Phys., 1990, 92, 5338. [all data]

Bengali, Casey, et al., 1992
Bengali, A.A.; Casey, S.M.; Cheng, C.-L.; Dick, J.P.; Fenn, T.; Villaalta, P.W.; Leopold, D.G., Negative Ion Photoelectron Spectroscopy of Coordinatively Unsaturated Group VI Metal Carbonyls: Cr(CO)3, Mo(CO)3, and W(CO)3, J. Am. Chem. Soc., 1992, 114, 13, 5257, https://doi.org/10.1021/ja00039a043 . [all data]

McElvaney and Allison, 1986
McElvaney, S.W.; Allison, J., Gas-phase chemistry of transition-metal-containing anions with alcohols, chloroalkanes, and bifunctional organic molecules, Organometallics, 1986, 5, 416. [all data]


Notes

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