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Osmium, dodecacarbonyltri-, triangulo


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-1644. ± 26.kJ/molReviewMartinho Simões 

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
Deltafsolid-1749. ± 17.kJ/molReviewMartinho Simões 

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
Deltasub105. ± 20.kJ/molN/APilcher and Skinner, 1983See also Connor, Skinner, et al., 1973.; AC
Deltasub105. ± 20.kJ/molTD-HFCConnor, Skinner, et al., 1973MS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Reference Comment
101.7520.Gaidym, Baev, et al., 1974Based on data from 497. - 543. K.; AC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Reference Comment
134.4 ± 0.4349. - 396.Chandra, Garner, et al., 1999AC
108.4483.Gaidym, Baev, et al., 1974, 2Based on data from 423. - 543. K.; AC

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

C11H2O11Os (solution) + Carbon monoxide (solution) = Hydrogen (g) + Osmium, dodecacarbonyltri-, triangulo (solution)

By formula: C11H2O11Os (solution) + CO (solution) = H2 (g) + C12O12Os3 (solution)

Quantity Value Units Method Reference Comment
Deltar-37.7 ± 9.6kJ/molES/KSPoë, Sampson, et al., 1993solvent: Decalin; Calculated from equilibrium and kinetic data Poë, Sampson, et al., 1993.
Deltar-77.4 ± 9.7kJ/molN/APoë, Sampson, et al., 1993solvent: Decalin; Calculated from data for the reactions Os3(CO)10(H)2(solution) + CO(solution) = Os3(CO)11(H)2(solution) (hrxn [kJ/mol]=-39.7±1.3, srxn [J/(mol K)]=-80.3±3.8) and Os3(CO)11(H)2(solution) + CO(solution) = Os3(CO)12(solution) + H2(g) (hrxn [kJ/mol]=-37.7±9.6, srxn [J/(mol K)]=-32.6±27.6) Poë, Sampson, et al., 1993.

Osmium, dodecacarbonyltri-, triangulo (cr) = 12Carbon monoxide (g) + 3osmium (cr)

By formula: C12O12Os3 (cr) = 12CO (g) + 3Os (cr)

Quantity Value Units Method Reference Comment
Deltar423. ± 17.kJ/molTD-HFCConnor, Skinner, et al., 1973Please also see Pedley and Rylance, 1977. The value for the reaction enthalpy was considered a low limit 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
7.8PESherwood and Hall, 1982LBLHLM
7.83PEGreen, Mingos, et al., 1981Vertical value; LLK
7.83PEMingos, 1980Vertical value; LLK
7.83PEGreen, Mingos, et al., 1980Vertical value; LLK
7.8 ± 0.2PEGreen, Seddon, et al., 1979Vertical value; LLK

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin B.F.G.JOHNSON DEPT. OF CHEM., UNIV. OF MANCHESTER, UK
NIST MS number 18778

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References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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]

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., 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]

Gaidym, Baev, et al., 1974
Gaidym, I.L.; Baev, A.K.; Syrkin, V.G.; Uel'skii, A.A.; Medvedeva, A.E., Russ. J. Phys. Chem., 1974, 48, 1111. [all data]

Chandra, Garner, et al., 1999
Chandra, D.; Garner, M.L.; Lau, K.H., Vapor pressures of osmium, rhodium, and ruthenium carbonyls, JPE, 1999, 20, 6, 565-572, https://doi.org/10.1361/105497199770340554 . [all data]

Gaidym, Baev, et al., 1974, 2
Gaidym, I.L.; Baev, A.K.; Syrkin, V.G.; Uel'skii, A.A.; Medvedeva, A.V., Zh. Fiz. Khim., 1974, 48, 1871. [all data]

Poë, Sampson, et al., 1993
Poë, A.J.; Sampson, C.N.; Smith, R.T.; Zheng, Y., J. Am. Chem. Soc., 1993, 115, 3174. [all data]

Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J., Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brigton, 1977. [all data]

Sherwood and Hall, 1982
Sherwood, D.E., Jr.; Hall, M.B., Electronic structure of metal clusters. 2. Photoelectron spectrum and molecular orbital calculations of decacarbonyldihydridotriosmium, Inorg. Chem., 1982, 21, 3458. [all data]

Green, Mingos, et al., 1981
Green, J.C.; Mingos, D.M.P.; Seddon, E.A., Ultraviolet photoelectron studies on bonding in some metal carbonyl and metal hydrido carbonyl clusters, Inorg. Chem., 1981, 20, 2595. [all data]

Mingos, 1980
Mingos, D.M.P., Theoretical structural studies on organometallic cluster molecules, Pure Appl. Chem., 1980, 52, 705. [all data]

Green, Mingos, et al., 1980
Green, J.C.; Mingos, D.M.P.; Seddon, E.A., UV photoelectron spectral studies of carbonylhydrido-clusters and the development of a topological bonding model, J. Organomet. Chem., 1980, 185, 20. [all data]

Green, Seddon, et al., 1979
Green, J.C.; Seddon, E.A.; Mingos, D.M.P., U.V. photoelectron spectral studies on the metal carbonyl cluster compounds Os3(CO)12, Ru3(CO)12, and Os6(CO)18, J. Chem. Soc., Chem. Commun., 1979, 94. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), References