ClO4 anion

• Formula: ClO₄^-
• Molecular weight: 99.451
• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • 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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

ClO₄^- +  = HClO₄

By formula: ClO₄^- + H⁺ = HClO₄

ClO₄^- +  = (ClO₄^- • )

By formula: ClO₄^- + H₂O = (ClO₄^- • H₂O)

Bond type: Hydrogen bond (negative ion to hydride)

ClO₄^- +  = (ClO₄^- • )

By formula: ClO₄^- + O₂S = (ClO₄^- • O₂S)

Free energy of reaction

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.

Meyer and Kass, 2010
Meyer, M.M.; Kass, S.R., Experimental and Theoretical Gas-Phase Acidities, Bond Dissociation Energies, and Heats of Formation of HClOx, x=1-4, J. Phys. Chem. A, 2010, 114, 12, 4086-4092, https://doi.org/10.1021/jp100888k . [all data]

Marcus, 1987
Marcus, Y., The Thermodynamics of Solvation of Ions. 2. The Enthalpy of Hydration at 298.15K, J. Chem. Soc. Farad. Trans. I, 1987, 83, 2, 339, https://doi.org/10.1039/f19878300339 . [all data]

Mallouk, Rosenthal, et al., 1984
Mallouk, T.E.; Rosenthal, G.L.; Muller, G.; Brusasco, R.; Bartlett, N., Fluoride ion affinities of GeF₄ and BF₄ from thermodynamic and structural data for (SF₂)₂GeF₆, ClO₂GeF₅, and ClO₂BF₄, Inorg. Chem., 1984, 23, 3167. [all data]

Finch, Gates, et al., 1977
Finch, A.; Gates, P.N.; Peake, S.J., Thermochemistry of polyhalides. III. Cesium and rubidium tetrachloroiodates, J. Inorg. Nucl. Chem., 1977, 39, 2135. [all data]

Blades, Klassen, et al., 1995
Blades, A.T.; Klassen, J.S.; Kebarle, P., Free Energies of Hydration in the Gas Phase on the Anions of Some Oxo Acids of C, N, S, P, Cl and I, J. Am. Chem. Soc., 1995, 117, 42, 10563, https://doi.org/10.1021/ja00147a019 . [all data]

Banic and Iribarne, 1985
Banic, C.M.; Iribarne, J.V., Equilibrium Constants for Clustering of Neutral Molecules about Gaseous Ions, J. Chem. Phys., 1985, 83, 12, 6432, https://doi.org/10.1063/1.449543 . [all data]

Notes

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• Symbols used in this document:
  

  T	Temperature
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
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