Title: Nickel Fluoride
CAS Registry Number: 10028-18-9
Synonyms: Nickel difluoride; nickelous fluoride
Molecular Formula: F2Ni
Molecular Weight: 96.69
Percent Composition: F 39.30%, Ni 60.70%
Line Formula: NiF2
Literature References: Prepn: Henkel, Klemm,
Z. Anorg. Allg. Chem. 222, 74 (1935); Priest,
Inorg. Synth. 3, 173 (1950); Rochow, Kukin,
J. Am. Chem. Soc. 74, 1615 (1952); Haendler
et al., ibid. 3167. Book:
Medical and Biologic Effects of Environmental Pollutants: Nickel (National Acad. Sci., Washington DC, 1975) 277 pp.
Properties: Yellowish to green tetragonal crystals (rutile type). d 4.72. Sublimes in HF stream above 1000°. Slightly sol in water (4 g/100 ml at 25°). Aq solns are dec by boiling. Insol in alcohol, ether. LD50 i.v. in mice: 130 mg/kg (Nat. Acad. Sci.).
Density: d 4.72
Toxicity data: LD50 i.v. in mice: 130 mg/kg (Nat. Acad. Sci.)
CAUTION: Chronic exposure may cause mottling of teeth, changes in bones.
