- InChI
- InChI=1S/Al.3FH/h;3*1H/q+3;;;/p-3
- InChI Key
- KLZUFWVZNOTSEM-UHFFFAOYSA-K
- Formula
- AlF3
- SMILES
- [Al+3].[F-].[F-].[F-]
- Molecular Weight1
- 83.98
- CAS
- 17949-86-9
- Other Names
-
- Aluminum trifluoride
- aluminium fluoride
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- Psub : Sublimation pressure (kPa).
- Pvap : Vapor pressure (kPa).
- S°solid,1 bar : Solid phase molar entropy at standard conditions (J/mol×K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfH°solid | -1510.40 ± 1.30 | kJ/mol | NIST |
| IE | 15.45 ± 0.02 | eV | NIST |
| S°solid,1 bar | 66.50 ± 0.50 | J/mol×K | NIST |
Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [82.93; 83.05] | J/mol×K | [4000.00; 6000.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 8.30675e+01 | |||
| Coefficient B | 3.38930e-02 | |||
| Coefficient C | -5.65900e-03 | |||
| Coefficient D | 3.35000e-04 | |||
| Coefficient E | -3.32669e+00 | |||
| Reference | Chase, 1998 | |||
| Comment | F=-1243.401, G=363.1469, H=-1209.322; Data last reviewed in September, 1979 | |||
| Temperature range, min. | 4000.00 | |||
| Temperature range, max. | 6000.00 | |||
| Cp,gas | 82.93 | J/mol×K | 4000.00 | Calculated Property |
| Cp,gas | 82.95 | J/mol×K | 4222.22 | Calculated Property |
| Cp,gas | 82.97 | J/mol×K | 4444.44 | Calculated Property |
| Cp,gas | 82.98 | J/mol×K | 4666.67 | Calculated Property |
| Cp,gas | 83.00 | J/mol×K | 4888.89 | Calculated Property |
| Cp,gas | 83.01 | J/mol×K | 5111.11 | Calculated Property |
| Cp,gas | 83.02 | J/mol×K | 5333.33 | Calculated Property |
| Cp,gas | 83.03 | J/mol×K | 5555.56 | Calculated Property |
| Cp,gas | 83.04 | J/mol×K | 5777.78 | Calculated Property |
| Cp,gas | 83.05 | J/mol×K | 6000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | [125.52; 125.52] | J/mol×K | [2523.00; 4000.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,liquid in J/mol×K, T in K | |||
| Coefficient A | 1.25520e+02 | |||
| Coefficient B | -3.00000e-06 | |||
| Coefficient C | 7.01644e-07 | |||
| Coefficient D | -6.49072e-08 | |||
| Coefficient E | -3.00000e-06 | |||
| Reference | Chase, 1998 | |||
| Comment | F=-1496.487, G=201.5002, H=-1422.761; Data last reviewed in September, 1979 | |||
| Temperature range, min. | 2523.00 | |||
| Temperature range, max. | 4000.00 | |||
| Cp,liquid | 125.52 | J/mol×K | 2523.00 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 2687.11 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 2851.22 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 3015.33 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 3179.44 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 3343.56 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 3507.67 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 3671.78 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 3835.89 | Calculated Property |
| Cp,liquid | 125.52 | J/mol×K | 4000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,solid | [75.11; 108.69] | J/mol×K | [298.00; 728.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,solid in J/mol×K, T in K | |||
| Coefficient A | -2.71736e+01 | |||
| Coefficient B | 5.94266e+02 | |||
| Coefficient C | -1.04227e+03 | |||
| Coefficient D | 6.62444e+02 | |||
| Coefficient E | 1.92620e-02 | |||
| Reference | Chase, 1998 | |||
| Comment | F=-1520.775, G=-103.0051, H=-1510.424; Data last reviewed in September, 1979 | |||
| Temperature range, min. | 298.00 | |||
| Temperature range, max. | 728.00 | |||
| Cp,solid | 75.11 | J/mol×K | 298.00 | Calculated Property |
| Cp,solid | 81.24 | J/mol×K | 345.78 | Calculated Property |
| Cp,solid | 85.77 | J/mol×K | 393.56 | Calculated Property |
| Cp,solid | 89.13 | J/mol×K | 441.33 | Calculated Property |
| Cp,solid | 91.74 | J/mol×K | 489.11 | Calculated Property |
| Cp,solid | 94.03 | J/mol×K | 536.89 | Calculated Property |
| Cp,solid | 96.44 | J/mol×K | 584.67 | Calculated Property |
| Cp,solid | 99.40 | J/mol×K | 632.44 | Calculated Property |
| Cp,solid | 103.34 | J/mol×K | 680.22 | Calculated Property |
| Cp,solid | 108.69 | J/mol×K | 728.00 | Calculated Property |
| Cp,solid | [97.57; 115.53] | J/mol×K | [728.00; 2523.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,solid in J/mol×K, T in K | |||
| Coefficient A | 9.29672e+01 | |||
| Coefficient B | 8.66783e+00 | |||
| Coefficient C | 1.48503e-01 | |||
| Coefficient D | -6.69200e-03 | |||
| Coefficient E | -9.42781e-01 | |||
| Reference | Chase, 1998 | |||
| Comment | F=-1541.369, G=170.2754, H=-1510.424; Data last reviewed in September, 1979 | |||
| Temperature range, min. | 728.00 | |||
| Temperature range, max. | 2523.00 | |||
| Cp,solid | 97.57 | J/mol×K | 728.00 | Calculated Property |
| Cp,solid | 100.03 | J/mol×K | 927.44 | Calculated Property |
| Cp,solid | 102.17 | J/mol×K | 1126.89 | Calculated Property |
| Cp,solid | 104.17 | J/mol×K | 1326.33 | Calculated Property |
| Cp,solid | 106.11 | J/mol×K | 1525.78 | Calculated Property |
| Cp,solid | 108.01 | J/mol×K | 1725.22 | Calculated Property |
| Cp,solid | 109.90 | J/mol×K | 1924.67 | Calculated Property |
| Cp,solid | 111.78 | J/mol×K | 2124.11 | Calculated Property |
| Cp,solid | 113.65 | J/mol×K | 2323.56 | Calculated Property |
| Cp,solid | 115.53 | J/mol×K | 2523.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.00e-03; 101.33] | kPa | [1017.15; 1549.15] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 2.67960e+01 | |||
| Coefficient B | -3.45002e+04 | |||
| Coefficient C | 6.48000e+00 | |||
| Temperature range, min. | 1017.15 | |||
| Temperature range, max. | 1549.15 | |||
| Pvap | 1.00e-03 | kPa | 1017.15 | Calculated Property |
| Pvap | 6.30e-03 | kPa | 1076.26 | Calculated Property |
| Pvap | 0.03 | kPa | 1135.37 | Calculated Property |
| Pvap | 0.14 | kPa | 1194.48 | Calculated Property |
| Pvap | 0.56 | kPa | 1253.59 | Calculated Property |
| Pvap | 1.90 | kPa | 1312.71 | Calculated Property |
| Pvap | 5.84 | kPa | 1371.82 | Calculated Property |
| Pvap | 16.35 | kPa | 1430.93 | Calculated Property |
| Pvap | 42.20 | kPa | 1490.04 | Calculated Property |
| Pvap | 101.33 | kPa | 1549.15 | Calculated Property |
| Pvap | [0.12; 103.60] | kPa | [1511.00; 1810.00] |
NIST
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 2.10227e+01 | |||
| Coefficient B | -1.68048e+04 | |||
| Coefficient C | -7.84204e+02 | |||
| Reference | Stull, 1947 | |||
| Comment | Coefficents calculated by NIST from author's data. | |||
| Temperature range, min. | 1511.00 | |||
| Temperature range, max. | 1810.00 | |||
| Pvap | 0.12 | kPa | 1511.00 | Calculated Property |
| Pvap | 0.34 | kPa | 1544.22 | Calculated Property |
| Pvap | 0.85 | kPa | 1577.44 | Calculated Property |
| Pvap | 1.99 | kPa | 1610.67 | Calculated Property |
| Pvap | 4.37 | kPa | 1643.89 | Calculated Property |
| Pvap | 9.05 | kPa | 1677.11 | Calculated Property |
| Pvap | 17.77 | kPa | 1710.33 | Calculated Property |
| Pvap | 33.31 | kPa | 1743.56 | Calculated Property |
| Pvap | 59.87 | kPa | 1776.78 | Calculated Property |
| Pvap | 103.60 | kPa | 1810.00 | Calculated Property |
Mixtures
- potassium fluoride + Aluminum fluoride
- potassium fluoride + Aluminum fluoride + Lithium fluoride
- sodium fluoride + potassium fluoride + Aluminum fluoride
Sources
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Temperatures of Primary Crystallization and Density of the KF + AlF3 + LiF + Al2O3 Molten System
- Surface Tension and Density in the KF NaF AlF3-Based Electrolyte
- Torsion Vapor Pressures and Sublimation Enthalpies of Aluminum Trifluoride and Aluminum Trichloride
- Surface Tension of the NaF + AlF3 + AlPO4 and NaF + AlF3+ NaVO3 Molten Systems
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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