Praseodymium phosphide

Praseodymium phosphide
Names
	Other names Phosphanylidynepraseodymium
Identifiers
CAS Number	12066-49-8;
3D model (JSmol)	Interactive image;
ChemSpider	74805;
ECHA InfoCard	100.031.868
EC Number	235-068-2;
PubChem CID	82904;
	InChI InChI=1S/P.Pr Key: ZWIUVBLJANXBMO-UHFFFAOYSA-N;
	SMILES P#[Pr];
Properties
Chemical formula	PPr
Molar mass	171.88
Appearance	Dark green crystals
Density	g/cm3
Solubility in water	Decomposes in water
Structure
Crystal structure	cubic
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Praseodymium phosphide is an inorganic compound of praseodymium and phosphorus with the chemical formula PrP.^[2]^[3]^[4] The compound forms crystals.

Synthesis[]

Heating metal praseodymium and phosphorus in the presence of iodine vapor:^[5]

{\ce {Pr + P -> PrP}}

Physical properties[]

Praseodymium phosphide forms crystals of a cubic system, space group F m3m, with cell parameters a = 0.5872 nm, Z = 4, and structure like sodium chloride NaCl.^[6]^[7]

The compound melts congruently at 3120 °C.

References[]

^ Rowley, Adrian T.; Parkin, Ivan P. (1993). "Convenient synthesis of lanthanide and mixed lanthanide phosphides by solid-state routes involving sodium phosphide". Journal of Materials Chemistry. Royal Society of Chemistry (RSC). 3 (7): 689. doi:10.1039/jm9930300689. ISSN 0959-9428.
^ "Praseodymium Phosphide". American Elements. Retrieved 14 December 2021.
^ Toxic Substances Control Act (TSCA) Chemical Substance Inventory. Cumulative Supplement to the Initial Inventory: User Guide and Indices. United States Environmental Protection Agency. 1980. p. 252. Retrieved 14 December 2021.
^ O'Bannon, Loran (6 December 2012). Dictionary of Ceramic Science and Engineering. Springer Science & Business Media. p. 199. ISBN 978-1-4613-2655-7. Retrieved 14 December 2021.
^ Mironov, K. E. (1 January 1968). "A transport reaction for the growth of praseodymium phospide". Journal of Crystal Growth. 3–4: 150–152. Bibcode:1968JCrGr...3..150M. doi:10.1016/0022-0248(68)90115-2. Retrieved 14 December 2021.
^ Nowacki, J. D. H. Donnay, and Werner (1954). Crystal Data: Classification of Substances by Space Groups and their Identification from Cell Dimensions. Geological Society of America. p. 509. ISBN 978-0-8137-1060-0. Retrieved 14 December 2021.
^ Yaduvanshi, Namrata; Singh, Sadhna (10 April 2018). Exploration of pressure induced phase transition in praseodymium phosphide (PrP) with the NaCl-type structure. Dae Solid State Physics Symposium 2017. AIP Conference Proceedings. Vol. 1942. p. 030001. Bibcode:2018AIPC.1942c0001Y. doi:10.1063/1.5028582. Retrieved 14 December 2021.

[1] Rowley, Adrian T.; Parkin, Ivan P. (1993). "Convenient synthesis of lanthanide and mixed lanthanide phosphides by solid-state routes involving sodium phosphide". Journal of Materials Chemistry. Royal Society of Chemistry (RSC). 3 (7): 689. doi:10.1039/jm9930300689. ISSN 0959-9428.

[2] "Praseodymium Phosphide". American Elements. Retrieved 14 December 2021.

[3] Toxic Substances Control Act (TSCA) Chemical Substance Inventory. Cumulative Supplement to the Initial Inventory: User Guide and Indices. United States Environmental Protection Agency. 1980. p. 252. Retrieved 14 December 2021.

[4] O'Bannon, Loran (6 December 2012). Dictionary of Ceramic Science and Engineering. Springer Science & Business Media. p. 199. ISBN 978-1-4613-2655-7. Retrieved 14 December 2021.

[5] Mironov, K. E. (1 January 1968). "A transport reaction for the growth of praseodymium phospide". Journal of Crystal Growth. 3–4: 150–152. Bibcode:1968JCrGr...3..150M. doi:10.1016/0022-0248(68)90115-2. Retrieved 14 December 2021.

[6] Nowacki, J. D. H. Donnay, and Werner (1954). Crystal Data: Classification of Substances by Space Groups and their Identification from Cell Dimensions. Geological Society of America. p. 509. ISBN 978-0-8137-1060-0. Retrieved 14 December 2021.

[7] Yaduvanshi, Namrata; Singh, Sadhna (10 April 2018). Exploration of pressure induced phase transition in praseodymium phosphide (PrP) with the NaCl-type structure. Dae Solid State Physics Symposium 2017. AIP Conference Proceedings. Vol. 1942. p. 030001. Bibcode:2018AIPC.1942c0001Y. doi:10.1063/1.5028582. Retrieved 14 December 2021.

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