Plutonium diboride is a binary inorganic compound of plutonium and boron with the formula PuB 2 , crystals.
| Plutonium diboride | |
|---|---|
| Are common | |
| Systematic name | Plutonium diboride |
| Traditional names | Boron plutonium |
| Chem. formula | PuB 2 |
| Physical properties | |
| condition | crystals |
| Molar mass | 265.62 g / mol |
| Density | 12.06 [1] |
| Thermal properties | |
| T. decomp. | ≈2250 ° C |
| Classification | |
| Reg. CAS number | 12007-32-8 |
Content
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Plutonium diboride forms weakly paramagnetic [2] crystals of hexagonal syngony , space group P 6 / mmm , cell parameters a = 0.31857 nm, c = 0.39485 nm, Z = 1, structure like AlB 2 [3] .
The compound is formed by a peritectic reaction [4] at a temperature of ≈2250 ° С.
Chemical Properties
- Decomposes on heating:
Notes
- ↑ Harry A. Eick. Plutonium Borides // Inorg. Chem .. - 1965. - T. 4 , No. 8 . - S. 1237–1239 . - DOI : 10.1021 / ic50030a037 .
- ↑ The Chemistry of the Actinide and Transactinide Elements / Lester R. Morss, Norman M. Edelstein, J. Fuger. - Springer, 2010. - T. 2. - ISBN 978-94-007-0210-3 .
- ↑ BJ McDonald, WI Stuart. The crystal structure of some plutonium borides // Acta Cryst .. - 1960.- T. 13 , No. 5 . - S. 447-448 . - DOI : 10.1107 / S0365110X60001059 .
- ↑ State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Mechanical Engineering, 1996. - T. 1. - 992 p. - ISBN 5-217-02688-X .