Praseodymium(III) fluoride

Praseodymium(III) fluoride
Names
	Other names Praseodymium trifluoride
Identifiers
CAS Number	13709-46-1 ;
3D model (JSmol)	Interactive image;
ChemSpider	75500;
ECHA InfoCard	100.033.853
EC Number	237-254-9;
PubChem CID	50925288;
CompTox Dashboard (EPA)	DTXSID2065593 ;
	InChI InChI=1S/3FH.Pr/h3*1H;/q;;;+3/p-3 Key: BOTHRHRVFIZTGG-UHFFFAOYSA-K;
	SMILES [F-].[F-].[F-].[Pr+3];
Properties
Chemical formula	PrF3
Appearance	green crystalline solid
Density	6.267 g·cm−3[1]
Melting point	1370 °C[2]
Hazards
GHS pictograms
GHS Signal word	Danger
GHS hazard statements	H301, H311, H315, H319, H331, H335, H413
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Praseodymium(III) fluoride is an inorganic compound with the formula PrF₃, being the most stable fluoride of praseodymium.

Production

The reaction between praseodymium(III) nitrate and sodium fluoride will produce prasodymium(III) fluoride as a green crystalline solid:[3]

Pr(NO₃)₃ + 3 NaF → 3 NaNO₃ + PrF₃

E. A. Krivandina, Z. I. Zhmurova, B. P. Sobolev, T. M. Glushkova, D. F. Kiselev, M. M. Firsova, A. P. Shtyrkova (October 2006). "Growth of R 1 − y Sr y F3 − y crystals with rare earth elements of the cerium subgroup (R = La, Ce, Pr, or Nd; 0 ≤ y ≤ 0.16) and the dependence of their density and optical characteristics on composition". Crystallography Reports. 51 (5): 895–901. doi:10.1134/S106377450605021X. ISSN 1063-7745.CS1 maint: multiple names: authors list (link)
H. von Wartenberg. The melting points of neodymium and praseodymium fluorides. Naturwissenschaften, 1941. 29: 771. ISSN: 0028-1042.
Lin Ma, Wei-Xiang Chen, Yi-Fan Zheng, Jie Zhao, Zhude Xu (May 2007). "Microwave-assisted hydrothermal synthesis and characterizations of PrF3 hollow nanoparticles". Materials Letters. 61 (13): 2765–2768. doi:10.1016/j.matlet.2006.04.124. Retrieved 2019-03-26.CS1 maint: multiple names: authors list (link)