Aluminum fluoride
- Formula: AlF3
- Molecular weight: 83.9767482
- IUPAC Standard InChI: InChI=1S/Al.3FH/h;3*1H/q+3;;;/p-3
- IUPAC Standard InChIKey: KLZUFWVZNOTSEM-UHFFFAOYSA-K
- CAS Registry Number: 7784-18-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: aluminium fluoride; Aluminum trifluoride
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Reaction thermochemistry data
Go To: Top, References, Notes
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
+
= (
•
)
By formula: F- + AlF3 = (F- • AlF3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 510. ± 90. | kJ/mol | AVG | N/A | Average of 7 values; Individual data points |
By formula: AlF4- + AlF3 = (AlF4- • AlF3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 204. ± 4.2 | kJ/mol | TDAs | Sidorov, Nikitin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 175. ± 8.4 | kJ/mol | TDAs | Sidorov, Nikitin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention; B |
+
= (
•
)
By formula: Cl- + AlF3 = (Cl- • AlF3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 311. ± 12. | kJ/mol | TDAs | Pervova, Korobov, et al., 1992 | gas phase; Thermo at 0K, experiment at 800-1100 K. See also AlClF2..F-; value altered from reference due to conversion from electron convention to ion convention; B |
( •
) +
= (
• 2
)
By formula: (F- • AlF3) + AlF3 = (F- • 2AlF3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 230. | kJ/mol | MS | Pyatenko, Gusarov, et al., 1981 | gas phase; Knudsen cell; M |
| ΔrH° | 204. | kJ/mol | MS | Nikitin, Skokan, et al., 1979 | gas phase; Knudsen cell; M |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Pervova, Korobov, et al., 1992
Pervova, Y.U.; Korobov, M.V.; Sidorov, L.N.,
Enthalpies of Bonds Rupture in AlClnF4-n(-) Anions,
Russ. J. Phys. Chem., 1992, 66, 635. [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]
Nikitin, Skokan, et al., 1979
Nikitin, M.I.; Skokan, E.V.; Sorokin, I.D.; Sidorov, L.N.,
Sov. Phys. Dokl., 1979, 247, 594. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
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
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