beryllium fluoride

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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:
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
53.25923.TE,ME,GSGreenbaum, Foster, et al., 1963Based on data from 823. to 1223. K.; AC
46.99911.N/ANovoselova, Semenenko, et al., 1958Based on data from 821. to 1002. K.; AC
50.10911.N/ASense and Stone, 1958Based on data from 802. to 1021. K.; AC
50.88856.GSSense, Snyder, et al., 1954Based on data from 745. to 968. K.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
1145.6 to 1372.6.136287577.291-211.665Cantor, 1965Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
56.50 ± 0.69750.TEBlauer, Greenbaum, et al., 1965Based on data from 713. to 795. K.; AC
55.40 ± 0.41755.MSBlauer, Greenbaum, et al., 1965AC

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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
14.5 ± 1.0EIFarber and Srivastava, 1974LLK
14.7 ± 0.4EIHildenbrand and Murad, 1966RDSH
14.5 ± 0.4EIHildenbrand and Theard, 1965RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
Be+28.3 ± 1.0?EIHildenbrand and Theard, 1965RDSH
BeF+15.5FEIHildenbrand and Murad, 1966RDSH
BeF+15.4 ± 0.4FEIHildenbrand and Theard, 1965RDSH

References

Go To: Top, 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.

Greenbaum, Foster, et al., 1963
Greenbaum, Michael A.; Foster, James N.; Arin, M. Louis; Farber, Milton, THE THERMODYNAMIC AND PHYSICAL PROPERTIES OF BERYLLIUM COMPOUNDS. I. ENTHALPY AND ENTROPY OF VAPORIZATION OF BERYLLIUM FLUORIDE 1,2, J. Phys. Chem., 1963, 67, 1, 36-40, https://doi.org/10.1021/j100795a009 . [all data]

Novoselova, Semenenko, et al., 1958
Novoselova, A.V.; Semenenko, K.N.; Turova, O.Ya., Vestn. Mosk. Univ., Ser. Mat., Mekh., Astron., Fiz., Khim., 1958, 13, 139. [all data]

Sense and Stone, 1958
Sense, Karl A.; Stone, Richard W., Vapor Pressures and Molecular Composition of Vapors of the Sodium Fluoride-Beryllium Fluoride System, J. Phys. Chem., 1958, 62, 4, 453-457, https://doi.org/10.1021/j150562a020 . [all data]

Sense, Snyder, et al., 1954
Sense, K.A.; Snyder, M.J.; Clegg, J.W., The Vapor Pressure of Beryllium Fluoride, J. Phys. Chem., 1954, 58, 3, 223-224, https://doi.org/10.1021/j150513a008 . [all data]

Cantor, 1965
Cantor, S., Vapor Pressures of BeF2 and NiF2, J. Chem. Eng. Data, 1965, 10, 3, 237-238, https://doi.org/10.1021/je60026a008 . [all data]

Blauer, Greenbaum, et al., 1965
Blauer, Jay A.; Greenbaum, Michael A.; Farber, Milton, The Thermodynamic and Physical Properties of Beryllium Compounds. VII. Enthalpy and Entropy of Sublimation of Beryllium Fluoride, J. Phys. Chem., 1965, 69, 3, 1069-1070, https://doi.org/10.1021/j100887a508 . [all data]

Farber and Srivastava, 1974
Farber, M.; Srivastava, R.D., Dissociation energies of BeF and BeCl and the heat of formation of BeClF, J. Chem. Soc. Faraday Trans. 1, 1974, 70, 1581. [all data]

Hildenbrand and Murad, 1966
Hildenbrand, D.L.; Murad, E., Mass-spectrometric determination of the dissociation energy of beryllium monofluoride, J. Chem. Phys., 1966, 44, 1524. [all data]

Hildenbrand and Theard, 1965
Hildenbrand, D.L.; Theard, L.P., Effusion studies, mass spectra, and thermodynamics of beryllium fluoride vapor, J. Chem. Phys., 1965, 42, 3230. [all data]


Notes

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