Pentamethyl tantalum

• Formula: C₅H₁₅Ta
• Molecular weight: 256.1205
• CAS Registry Number: 53378-72-6
• Information on this page:
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
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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

C₅H₁₅Ta (l) + 2.5 (l) = 0.5O₅Ta₂ (cr) + 5 (g)

By formula: C₅H₁₅Ta (l) + 2.5H₂O (l) = 0.5O₅Ta₂ (cr) + 5CH₄ (g)

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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Adedeji, Connor J.A., et al., 1976
Adedeji, F.A.; Connor J.A.; Skinner, H.A.; Galyer, L.; Wilkinson, G., J. Chem. Soc., Chem. Commun., 1976, 159.. [all data]

Galyer, Wilkinson, et al., 1975
Galyer, L.; Wilkinson, G.; Lloyd, D.R., The photoelectron spectra of hexamethyltungsten and pentamethyltantalum, J. Chem. Soc., Chem. Commun., 1975, 497. [all data]

Green, Lloyd, et al., 1978
Green, J.C.; Lloyd, D.R.; Galyer, L.; Mertis, K.; Wilkinson, G., Photoelectron spectra of some transition metal alkyls and oxoalkyls, J. Chem. Soc. Dalton Trans., 1978, 10, 1403. [all data]

Notes

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• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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