Pentanikeluran - binary inorganic compound of nickel and uranium with the formula UNi 5 , crystals.
| Pentanikeluran | |
|---|---|
| Are common | |
| Systematic name | Pentanikeluran |
| Traditional names | Uranpentanickel |
| Chem. formula | UNi 5 |
| Rac formula | Ni 5 U |
| Physical properties | |
| condition | crystals |
| Molar mass | 531.50 g / mol |
| Density | 11.2 g / cm³ |
| Thermal properties | |
| T. melt. | 1305 [1] ° C |
| Classification | |
| Reg. CAS number | 12142-98-2 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Pentanickel uranium forms crystals of cubic system , space group F 4 3m , cell parameters a = 0.67958 nm, Z = 4, structure of pentaberillium gold type AuBe 5 [1] [2] [3] .
The compound melts congruently at a temperature of 1305 ° C. Has a homogeneity area of 82.5 ÷ 83.3 at. % nickel [1] [4] .
Notes
- ↑ 1 2 3 Diagrams of state of binary metallic systems / Ed. N. P. Lyakishev. - M .: Mashinostroenie, 2001. - T. 3 Book 1. - 972 p. - ISBN 5-217-02843-2 .
- ↑ Chemist Handbook / Redcol .: Nikolsky B.P. et al. - 2nd ed., Rev. - M.-L.: Chemistry, 1966. - T. 1. - 1072 p.
- Ric Perricone A., Noel H. 6 Ni, UNi 5 , UNi 2 , H. Crystal structure, and Ni, 0.3 Si 0.3, // Chemistry of Metals and Alloys. - 2008. - V. 1 , № 1 . - pp . 54-57 . (inaccessible link)
- ↑ DE Peterson. The Ni − U (Nickel-Uranium) system // Bulletin of Alloy Phase Diagrams. - 1988. - V. 9 , № 4 . - p . 490-493 . - DOI : 10.1007 / BF02881874 .