Lanthanum trifluoride
Crystal structure
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| Names | |
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| Other names
Lanthanum(III) fluoride
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
| ECHA InfoCard | 100.033.851 |
| EC Number |
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| LaF3 | |
| Molar mass | 195.900 g/mol |
| Appearance | white, crystalline solid |
| Density | 5.9 g/cm3 |
| Melting point | 1,493 °C (2,719 °F; 1,766 K) |
Refractive index (nD)
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1.606 |
| Structure | |
| Rhombohedral, hR24 | |
| P3c1, No. 165 | |
a = 0.7185 nm, c = 0.7351 nm
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Lattice volume (V)
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0.32865 |
Formula units (Z)
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6 |
| Hazards | |
| NFPA 704 (fire diamond) | |
| Safety data sheet (SDS) | |
| Related compounds | |
Other anions
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Lanthanum(III) chloride Lanthanum(III) bromide Lanthanum(III) iodide |
Other cations
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Actinium(III) fluoride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
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Lanthanum trifluoride is a refractory ionic compound of lanthanum and fluorine. The chemical formula is LaF
3.