Tripraseodymium nickel is a binary inorganic compound of praseodymium and nickel with the formula NiPr 3 , crystals.
| Tripraseodymium nickel | |
|---|---|
| General | |
| Systematic name | Tripraseodymium nickel |
| Traditional names | Nickeltripraseodymium |
| Chem. formula | Pr 3 Ni |
| Rat formula | Nipr 3 |
| Physical properties | |
| condition | crystals |
| Molar mass | 481.42 g / mol |
| Density | 6.9 g / cm³ |
| Thermal properties | |
| T. melt. | 525 ° C [1] ; 530 ° C [2] ; 562 ° C [3] |
| Classification | |
| Reg. CAS number | 12363-00-7 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Tripraseodymium nickel forms crystals of rhombic syngony , space group P nma , cell parameters a = 0.707 nm, b = 0.996 nm, c = 0.649 nm, Z = 4, structure like iron carbide Fe 3 C [2] [1] [4] [5 ] ] .
The compound melts congruently at a temperature of 530 ° C [2] (525 ° C [1] , 562 ° C [3] ).
Notes
- ↑ 1 2 3 H. Okamoto. Ni-Pr (nickel-praseodymium) // Journal of Phase Equilibria and Diffusion. - 2005. - T. 26 , No. 6 . - S. 650 . - DOI : 10.1007 / s11669-005-0023-6 .
- ↑ 1 2 3 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2001. - T. 3 Book 1. - 972 p. - ISBN 5-217-02843-2 .
- ↑ 1 2 M. Huang, D. Wu, KW Dennis, JW Anderegg, RW McCallum, TA Lograsso. The Pr-rich portion of the Ni-Pr system // Journal of Phase Equilibria and Diffusion. - 2005. - T. 26 , No. 3 . - S. 209-214 . - DOI : 10.1007 / s11669-005-0107-3 .
- ↑ H. Okamoto. Ni-Pr (Nickel-Praseodymium) // Journal of Phase Equilibria. - 2001. - T. 22 , No. 4 . - S. 513 . - DOI : 10.1361 / 105497101770338617 .
- ↑ B. Predel. Ni-Pr (Nickel-Praseodymium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5I . - S. 1-2 . - DOI : 10.1007 / 10542753_2253 .