Neptunium(III) phosphide

Neptunium phosphide

Identifiers
CAS Number	41996-79-6  Y
3D model (JSmol)	Interactive image
InChI InChI=1S/Np.P Key: AGTDZATXHOWRTO-UHFFFAOYSA-N
SMILES [Np]#P
Properties
Chemical formula	NpP
Molar mass	268 g·mol−1
Appearance	black crystals
Density	10.06 g/cm3 [1]
Solubility in water	insoluble
Related compounds
Related compounds	Neptunium(IV) phosphide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Neptunium(III) phosphide is a binary inorganic compound of neptunium metal and phosphorus with the chemical formula NpP. ^[2]

Preparation

Neptunium(III) phosphide can be formed from the fusion of stoichiometric amounts of neptunium and phosphorus at 750 °C:^{[ citation needed ]}

4 Np + P₄ → 4 NpP

Physical properties

Neptunium(III) phosphide forms black crystals of NaCl-structure. ^[3] It is insoluble in water. It is antiferromagnetic below 130 K. ^{[4] [5]}

References

1. "NpP". Materials Project . Retrieved 5 March 2024.^{[ unreliable source? ]}
2. Macintyre, Jane E. (23 July 1992). Dictionary of Inorganic Compounds. CRC Press. p. 3671. ISBN   978-0-412-30120-9 . Retrieved 5 March 2024.
3. Richardson, J. H. (2 December 2012). Systematic Materials Analysis. Elsevier. p. 176. ISBN   978-0-323-14756-9 . Retrieved 5 March 2024.
4. Erdos, Paul (6 December 2012). The Physics of Actinide Compounds. Springer Science & Business Media. p. 38. ISBN   978-1-4613-3581-8 . Retrieved 5 March 2024.
5. Lander, G. H.; Dunlap, B. D.; Lam, D. J.; Harvey, A.; Nowik, I.; Mueller, M. H.; Aldred, A. T.; Wolfe, Hugh C.; Graham, C. D.; Rhyne, J. J. (1973). "Magnetic Properties of Antiferromagnetic NpP". AIP Conference Proceedings. 10 (1): 88–92. Bibcode:1973AIPC...10...88L. doi:10.1063/1.2947044 . Retrieved 5 March 2024.