Reaction data
+ 
= ( • )
- Reaction by formula: F- + AlF3 = (F- • AlF3)
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Enthalpy of reaction at standard conditions (nominally 298.15 K, 1 atm.)
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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
| ΔrH° (kJ/mol) | Method | Reference | Comment |
|---|---|---|---|
| 487.9 ± 7.9 | TDAs | Nikitin, Igolkina, et al., 1986 | gas phase; Summary of literature data plus new work. Recommended average value at 0K.; value altered from reference due to conversion from electron convention to ion convention; B |
| 497.9 ± 6.7 | TDAs | Sidorov, Nikitin, et al., 1980 | gas phase; Fluoride Affinity:1100K ΔHf(AlF4-):298K; value altered from reference due to conversion from electron convention to ion convention; B |
| 500.0 ± 8.4 | TDEq | Nikitin, Sidorov, et al., 1981 | gas phase; Fluoride Affinity: 4.1 kcal > ScF3; value altered from reference due to conversion from electron convention to ion convention; B |
| 496. ± 13. | TDEq | Gusarov, Pyatenko, et al., 1980 | gas phase; KF2- + KAlF4 <=> AlF4- + 2KF; value altered from reference due to conversion from electron convention to ion convention; B |
| 495. ± 11. | TDEq | Nikitin, Skokan, et al., 1979 | gas phase; Fluoride Affinity: 22.2±.2 kcal > UF4; value altered from reference due to conversion from electron convention to ion convention; B,M |
| 477. | MS | Pyatenko, Gusarov, et al., 1981 | gas phase; Knudsen cell; M |
| 628. ± 42. | Ther | Srivastava, Uy, et al., 1974 | gas phase; 2 AlF2 + AlF2- <=> 2AlF + AlF4-; B |
References
Go To: Top, Enthalpy of reaction at standard conditions (nominally 298.15 K, 1 atm.), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Sidorov, Nikitin, et al., 1980
Sidorov, L.N.; Nikitin, M.I.; Skokan, E.V.; Sorokin, I.D.,
Mass-spectrometric determination of enthalpies of dissociation of gaseous complex fluorides into neutral and charged particles. II. Heats of formation of AlF4- and KF2-,
Int. J. Mass Spectrom. Ion Phys., 1980, 35, 203. [all data]
Nikitin, Sidorov, et al., 1981
Nikitin, M.I.; Sidorov, L.N.; Skokan, E.V.; Sorokin, I.D.,
Mass spectrometric determination of the heats of formation of ScF4- and KF2-,
Russ. J. Phys. Chem., 1981, 55, 1107. [all data]
Gusarov, Pyatenko, et al., 1980
Gusarov, A.V.; Pyatenko, A.T.; Gorokhov, L.N.,
Tetrafluoroaluminate (AlF4-) and Fluoroaluminate (Al2F7-) Ions in Aluminum Fluoride Vapors,
Teplofiz. Vys. Temperatiur., 1980, 18, 10584y. [all data]
Nikitin, Skokan, et al., 1979
Nikitin, M.I.; Skokan, E.V.; Sorokin, I.D.; Sidorov, L.N.,
Negative Ions in Saturated Vapor of the System MF-AlF3. Heat of Formation of AlF4-,
Dokl. Akad. Nauk SSSR Ser. Khim., 1979, 247, 151. [all data]
Pyatenko, Gusarov, et al., 1981
Pyatenko, A.T.; Gusarov, A.V.; Gorokhov, L.N.,
Negative Ions in the Vapor Over Lanthanum Trifluoride,
High Temp., 1981, 19, 241. [all data]
Srivastava, Uy, et al., 1974
Srivastava, R.D.; Uy, O.M.; Farber, M.,
Experimental determination of heats of formation of negative ions and electron affinities of several boron and aluminum fluorides,
J. Chem. Soc. Faraday Trans. 1, 1974, 70, 1033. [all data]
Notes
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- 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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