Ethylene ion

• Formula: C₂H₄⁺
• Molecular weight: 28.0526
• CAS Registry Number: 34470-02-5
• Information on this page:
  • Reaction thermochemistry data
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Vibrational and/or electronic energy levels
• Data at other public NIST sites:
  • Electron-Impact Ionization Cross Sections (on physics web site)
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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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

C₂H₄⁺ +  = (C₂H₄⁺ • )

By formula: C₂H₄⁺ + C₂H₆ = (C₂H₄⁺ • C₂H₆)

C₂H₄⁺ +  = (C₂H₄⁺ • )

By formula: C₂H₄⁺ + C₂H₄ = (C₂H₄⁺ • C₂H₄)

(C₂H₄⁺ • ) +  = (C₂H₄⁺ • 2)

By formula: (C₂H₄⁺ • C₂H₄) + C₂H₄ = (C₂H₄⁺ • 2C₂H₄)

Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

C₂H₄⁺ +  = (C₂H₄⁺ • )

By formula: C₂H₄⁺ + C₂H₄ = (C₂H₄⁺ • C₂H₄)

(C₂H₄⁺ • ) +  = (C₂H₄⁺ • 2)

By formula: (C₂H₄⁺ • C₂H₄) + C₂H₄ = (C₂H₄⁺ • 2C₂H₄)

C₂H₄⁺ +  = (C₂H₄⁺ • )

By formula: C₂H₄⁺ + C₂H₆ = (C₂H₄⁺ • C₂H₆)

References

Go To: Top, Reaction thermochemistry data, Ion clustering data, Notes

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

Hiraoka and Kebarle, 1980
Hiraoka, K.; Kebarle, P., Ion Molecule Reactions in Ethane. Thermochemistry and Structures of the Intermediate Complexes: C4H11+ and C4H10+ Formed in the Reactions of C2H5+ and C2H4+ with C2H6, Can. J. Chem., 1980, 58, 21, 2262, https://doi.org/10.1139/v80-364 . [all data]

Ono, Linn, et al., 1984
Ono, Y.; Linn, S.H.; Tzeng, W.-B.; Ng, C.Y., A Study of the Unimolecular Decomposition of the (C2H4)2+ Complex, J. Chem. Phys., 1984, 80, 4, 1482, https://doi.org/10.1063/1.446897 . [all data]

Ceyer, Tiedemann, et al., 1979
Ceyer, S.T.; Tiedemann, P.W.; Ng, C.Y.; Mahan, B.H.; Lee, Y.T., Photoionization of Ethylene Clusters, J. Chem. Phys., 1979, 70, 5, 2138, https://doi.org/10.1063/1.437758 . [all data]

Notes

Go To: Top, Reaction thermochemistry data, Ion clustering data, References

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

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