Praseodymium bismuthide

Praseodymium bismuthide

Names
Other names Praseodymium(III) bismuthide Bismuth-Praseodymium
Identifiers
CAS Number	12048-31-6  N
3D model (JSmol)	Interactive image
EC Number	234-981-3
PubChem CID	6336908
CompTox Dashboard (EPA)	DTXSID0065228
InChI InChI=1S/Bi.Pr Key: GXEWOMCEINAZJT-UHFFFAOYSA-N
SMILES [Pr].[Bi]
Properties
Chemical formula	BiPr
Molar mass	349.89 g/mol
Density	8.6 g/cm3
Melting point	1800 °C
Critical point (T, P)	-111 kJ/mol [1]
Structure
Crystal structure	cubic
Space group	Fm3m
Related compounds
Other anions	PrN, PrP, PrAs, PrSb, Pr2O3
Other cations	CeBi, NdBi
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Praseodymium bismuthide is a binary inorganic compound of praseodymium and bismuth with the chemical formula of PrBi. It forms crystals.

Preparation

Praseodymium bismuthide can be prepared by reacting stoichiometric amounts of praseodymium and bismuth at 1800 °C:^{[ citation needed ]}

${\displaystyle {\mathsf {Pr+Bi\ {\xrightarrow {1800^{o}C}}\ PrBi}}}$

Physical properties

Praseodymium bismuthide forms crystals of the cubic crystal system, with space group Fm3m, cell parameters a = 0.64631 nm, Z = 4, and a structure like sodium chloride NaCl. ^{[2] [3] [4]} The compound melts congruently at a temperature of roughly 1800 °С. ^{[5] [6]} At a pressure of 14 GPa, it undergoes a phase transition. ^[7]

See also

• Praseodymium arsenide
• Praseodymium antimonide

References

1. A. Borsese; R. Capelli; S. Delfino; R. Ferro (1974). "The heat of formation of neodymium-bismuth alloys". Thermochimica Acta. 8 (4): 393–397. Bibcode:1974TcAc....8..393B. doi:10.1016/0040-6031(74)85107-5.
2. Н. П. Лякишева, ed. (1996). Диаграммы состояния двойных металлических систем. Vol. 1. М.: Машиностроение. ISBN   5-217-02688-X.
3. K. A. Gschneidner; F. W. Calderwood (1989). "The Bi−Pr (Bismuth-Praseodymium) system". Bulletin of Alloy Phase Diagrams. 10 (4) (Bulletin of Alloy Phase Diagrams ed.): 447–450. doi:10.1007/BF02882373.
4. B. Predel (1992). "Bi-Pr (Bismuth-Praseodymium)". B-Ba – C-Zr. Landolt-Börnstein - Group IV Physical Chemistry. Vol. 5b (Landolt-Börnstein - Group IV Physical Chemistry ed.). pp. 1–3. doi:10.1007/10040476_575. ISBN   3-540-55115-8.
5. Y. Castrillejo; M.R. Bermejo; P. Díaz Arocas; A.M. Martínez; E. Barrado (2005). "The electrochemical behaviour of the Pr(III)/Pr redox system at Bi and Cd liquid electrodes in molten eutectic LiCl–KCl". Journal of Electroanalytical Chemistry. 579 (2) (Journal of Electroanalytical Chemistry ed.): 343–358. doi:10.1016/j.jelechem.2005.03.001.
6. K.A. Gschneidner Jr.; F.W. Calderwood; T.B. Massalski (1990). Binary alloy phase diagrams. ASM International. pp. 776–1015.
7. Shirotani Ichimin, Hayashi Junichi, Yamanashi Keigo, Hirano Kouji, Adachi Takafumi, Ishimatsu Naoki, Shimomura Osamu, Kikegawa Takumi (2003). "X-ray study with synchrotron radiation of cerium and praseodymium monopnictides with the NaCl-type structure at high pressures". Physica B: Condensed Matter. 334 (1–2) (Physica B: Physics of Condensed Matter ed.): 167–174. Bibcode:2003PhyB..334..167S. doi:10.1016/S0921-4526(03)00042-5.