Title: Cerous Fluoride
CAS Registry Number: 7758-88-5
Molecular Formula: CeF3
Molecular Weight: 197.11
Percent Composition: Ce 71.09%, F 28.92%
Literature References: Prepd by the action of HF on CeO2: von Wartenberg,
Z. Anorg. Allg. Chem. 244, 343 (1940); by the action of F2 or concd HF on CeSi2: Sterba,
Ann. Chim. Phys. [8]
2, 193 (1904); from CCl2F2 and CeO2: Pausewang, Rüdorff,
Z. Anorg. Allg. Chem. 369, 89 (1969).
Properties: Hexagonal crystals or powder. d 6.157. mp 1460°. Practically insol in, but slowly hydrolyzed by water.
Melting point: mp 1460°
Density: d 6.157