Back Lantaanfluoried Afrikaans Fluorid lanthanitý Czech Lanthanfluorid German Trifluoruro de lantano Spanish Lantaanifluoridi Finnish Trifluorure de lanthane French Lantanum trifluorida ID Fluoruro di lantanio Italian Фторид лантана(III) Russian 氟化镧 WUU
 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[1] |
| Appearance | white, crystalline solid |
| Density | 5.9 g/cm3[1] |
| Melting point | 1,493 °C (2,719 °F; 1,766 K)[1] |
Refractive index (nD)
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1.606 |
| Structure | |
| Rhombohedral, hR24 | |
| P3c1, No. 165[2] | |
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) | [3] |
| 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).
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Lanthanum trifluoride is a refractory ionic compound of lanthanum and fluorine.[4] The chemical formula is LaF
3.
- ^ a b c Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. p. 4.69. ISBN 1-4398-5511-0.
- ^ Zalkin, A.; Templeton, D. H. (1985). "Refinement of the trigonal crystal structure of lanthanum trifluoride with neutron diffraction data" (PDF). Acta Crystallographica Section B. 41 (2): 91. Bibcode:1985AcCrB..41...91Z. doi:10.1107/S0108768185001689.
- ^ a b "Safety Data Sheet: Lanthanum(III) fluoride". Thermo Fisher Scientific. 19 January 2018. Archived from the original on 17 August 2018. Retrieved 17 August 2018.
- ^ Cotton, Simon (30 January 2007). Lanthanide and Actinide Chemistry. Wiley. pp. 25–27. ISBN 978-0-470-01007-5.