nickel difluoride
- Formula: F2Ni
- Molecular weight: 96.6902
- IUPAC Standard InChIKey: DBJLJFTWODWSOF-UHFFFAOYSA-L
- CAS Registry Number: 10028-18-9
- Chemical structure:
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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
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 |
---|---|---|---|---|---|
1350. to 1556. | 5.42296 | 7272.953 | -433.953 | McDougall and Kilpatrick, 1965 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
79.40 ± 0.98 | 1054. to 1106. | ME | Ehlert, Kent, et al., 1964 | AC |
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: John E. Bartmess
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Individual Reactions
By formula: F- + F2Ni = (F- • F2Ni)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 80.8 ± 3.6 | kcal/mol | TDEq | Nikitin, Igolkina, et al., 1986 | gas phase; Reanalyzed literature data, 35.9 kcal < AlF3 |
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 by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
11.5 ± 0.3 | EI | Ehlert, Kent, et al., 1964, 2 |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
NiF+ | 13.0 ± 0.3 | F | EI | Ehlert, Kent, et al., 1964, 2 | |
Ni+ | 16.7 ± 0.3 | ? | EI | Ehlert, Kent, et al., 1964, 2 |
References
Go To: Top, Phase change data, Reaction thermochemistry 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.
McDougall and Kilpatrick, 1965
McDougall, L.A.; Kilpatrick, J.E.,
Entropy and Related Thermodynamic Properties of Carbon Suboxide,
J. Chem. Phys., 1965, 42, 7, 2311-2321, https://doi.org/10.1063/1.1696294
. [all data]
Ehlert, Kent, et al., 1964
Ehlert, T.C.; Kent, R.A.; Margrave, J.L.,
Mass Spectrometric Studies at High Temperatures. VI. The Sublimation Pressure of Nickel(II) Fluoride,
J. Am. Chem. Soc., 1964, 86, 23, 5093-5095, https://doi.org/10.1021/ja01077a009
. [all data]
Nikitin, Igolkina, et al., 1986
Nikitin, M.I.; Igolkina, N.A.; Skokan, E.V.; Sorokin, I.D.; Sidirov, L.N.,
Enthalpies of formation of the AlF4- ion,
J. Phys. Chem., 1986, 60, 22. [all data]
Ehlert, Kent, et al., 1964, 2
Ehlert, T.C.; Kent, R.A.; Margrave, J.L.,
Mass spectrometric studies at high temperatures. VI. The sublimation pressure of nickel(II) fluoride,
J. Am. Chem. Soc., 1964, 86, 5093. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrH° Enthalpy of reaction at standard conditions ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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