mercury

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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.

Quantity Value Units Method Reference Comment
liquid75.90 ± 0.12J/mol*KReviewCox, Wagman, et al., 1984CODATA Review value

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Quantity Value Units Method Reference Comment
Tboil629.81KN/AMarsh, 1987Uncertainty assigned by TRC = 0.01 K; recommended as fixed point for thermometry; TRC
Tboil629.7KN/AHonig and Kramer, 1969Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus234.3KN/AAnonymous, 1988Uncertainty assigned by TRC = 0.005 K; nominal value, from the catalog; TRC
Tfus234.31KN/AMarsh, 1987Uncertainty assigned by TRC = 0.005 K; TRC
Tfus234.5KN/ATimmermans, 1911Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple234.3KN/AMarsh, 1987Uncertainty assigned by TRC = 0.003 K; values recommended as calibration standard; TRC
Ttriple234.29KN/AHonig and Kramer, 1969Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc0.KN/AMenzies, 1913based on his observations, author doubts that Tc observed by Koninsberger (1913-170), 1275 deg C is correct; TRC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
298.14 to 749.994.857673007.129-10.001Hicks, 1963Coefficents calculated by NIST from author's data.

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas phase ion energetics data

Go To: Top, Condensed phase thermochemistry data, Phase change data, References, Notes

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

Data evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to Hg+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.43750eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
10.43750EVALLide, 1992LL
10.43 ± 0.08EIHoareau, Cabaud, et al., 1981LLK
10.47 ± 0.05EICabaud, Hoareau, et al., 1972LLK
10.4PEBlake, 1971LLK
10.43750SMoore, 1970RDSH
10.487 ± 0.005CIHotop and Niehaus, 1969RDSH
10.443 ± 0.009PEFrost, McDowell, et al., 1967RDSH
14.8396 ± 0.0004SBeutler, 1933RDSH

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes

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

Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A., CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]

Marsh, 1987
Marsh, K.N., Recommended Reference Materials for the Realization of Physicochemical Properties, Blackwell Sci. Pub., Oxford, 1987. [all data]

Honig and Kramer, 1969
Honig, R.E.; Kramer, D.A., Vapor pressure data for the solid and liquid elements, RCA Rev., 1969, 1969, 285. [all data]

Anonymous, 1988
Anonymous, X., , NBS Spec. Publ. (U. S.) 260, 1988. [all data]

Timmermans, 1911
Timmermans, J., Researches on the freezing point of organic liquid compounds, Bull. Soc. Chim. Belg., 1911, 25, 300. [all data]

Menzies, 1913
Menzies, A.W.C., The Critical Temperature of Mercury, J. Am. Chem. Soc., 1913, 35, 1065. [all data]

Hicks, 1963
Hicks, W.T., Evaluation of Vapor-Pressure Data of Mercury, Lithium, Sodium, and Potassium, J. Chem. Phys., 1963, 38, 8, 1873-1880, https://doi.org/10.1063/1.1733889 . [all data]

Lide, 1992
Lide, D.R. (Editor), Ionization potentials of atoms and atomic ions in Handbook of Chem. and Phys., 1992, 10-211. [all data]

Hoareau, Cabaud, et al., 1981
Hoareau, A.; Cabaud, B.; Melinon, P., Time-of-flight mass spectroscopy of supersonic beam of metallic vapours: Intensities and appearance potentials of Mx aggregates, Surf. Sci., 1981, 106, 195. [all data]

Cabaud, Hoareau, et al., 1972
Cabaud, B.; Hoareau, A.; Nounou, P.; Uzan, R., Etude des processus d'ionisation a haute temperature des vapeurs metalliques par couplage d'une cellule de knudsen et d'une source fox. II. Interpretation des processus d'autoionisation des vapeurs metalliques monoatomiques et influence delatemperature sur les courbes d'efficacite d'ionisation., Int. J. Mass Spectrom. Ion Phys., 1972, 8, 181. [all data]

Blake, 1971
Blake, A.J., Photoionization study of mercury by photoelectron spectroscopy, Proc. R. Soc. London A:, 1971, 325, 555. [all data]

Moore, 1970
Moore, C.E., Ionization potentials and ionization limits derived from the analyses of optical spectra, Natl. Stand. Ref. Data Ser., (U.S. Natl. Bur. Stand.), 1970, 34, 1. [all data]

Hotop and Niehaus, 1969
Hotop, H.; Niehaus, A., Reactions of excited atoms molecules with atoms and molecules. II. Energy analysis of penning electrons, Z. Phys., 1969, 228, 68. [all data]

Frost, McDowell, et al., 1967
Frost, D.C.; McDowell, C.A.; Vroom, D.A., Ionization potentials of mercury by photoetectron spectrometry, Chem. Phys. Lett., 1967, 1, 93. [all data]

Beutler, 1933
Beutler, H., Uber Absorptionsspektren aus der Anregung innerer Elektronen. II.Das Quecksilberspektrum zwischen 1190 und 600 A aus der Anregung der (5 d)1O-Schale (Hg 1b), Z. Physik, 1933, 86, 710. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References