H2F+

• Formula: FH₂⁺
• Molecular weight: 21.01373
• CAS Registry Number: 12206-67-6
• Information on this page:
  • Reaction thermochemistry data
  • Vibrational and/or electronic energy levels
  • References
  • Notes
• Other data available:
  • Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

(H₂F⁺ • ) +  = (H₂F⁺ • 2)

By formula: (H₂F⁺ • HF) + HF = (H₂F⁺ • 2HF)

H₂F⁺ +  = (H₂F⁺ • )

By formula: H₂F⁺ + HF = (H₂F⁺ • HF)

Vibrational and/or electronic energy levels

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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: Marilyn E. Jacox

State:   X

Additional references: Jacox, 1994, page 26; Amano, Matsushima, et al., 2012

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.

Tiedemann, Anderson, et al., 1979
Tiedemann, P.W.; Anderson, S.L.; Ceyer, S.T.; Hirooka, T.; Ng, C.Y.; Mahan, B.H.; Lee, Y.T., Proton affinities of hydrogen halides determined by the molecular beam photoionization method, J. Chem. Phys., 1979, 71, 605. [all data]

Schafer and Saykally, 1984
Schafer, E.; Saykally, R.J., Velocity modulation infrared laser spectroscopy of molecular ions: The ν1 and ν3 bands of fluoronium (H2F+), J. Chem. Phys., 1984, 80, 6, 2973, https://doi.org/10.1063/1.447007 . [all data]

Schafer and Saykally, 1984, 2
Schafer, E.; Saykally, R.J., The high resolution infrared spectrum and molecular structure of the superacid H2F+ by velocity modulation laser absorption spectroscopy, J. Chem. Phys., 1984, 81, 10, 4189, https://doi.org/10.1063/1.447449 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Amano, Matsushima, et al., 2012
Amano, T.; Matsushima, F.; Shiraishi, T.; Shinozuka, C.; Fujimori, R.; Kawaguchi, K., THz rotational spectrum of H2F+, J. Chem. Phys., 2012, 137, 13, 134308, https://doi.org/10.1063/1.4757018 . [all data]

Notes

Go To: Top, Reaction thermochemistry data, Vibrational and/or electronic energy levels, References

• 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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