Tetrarutheniumundecascandium is a binary inorganic compound of scandium and ruthenium with the formula Sc 11 Ru 4 , crystals.
| Tetrarutheniumdecascandium | |
|---|---|
| Are common | |
| Systematic name | Tetrarutheniumdecascandium |
| Traditional names | Undecascandium tetraruthenium |
| Chem. formula | Sc 11 Ru 4 |
| Rat formula | Ru 4 Sc 11 |
| Physical properties | |
| condition | crystals |
| Molar mass | 898.79 g / mol |
| Density | 4.9 g / cm³ |
| Thermal properties | |
| T. decomp. | 1510 ° C |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Tetraruthenium undecascandium forms cubic syngonium crystals, the space group is F m 3 m , the cell parameters are a = 1.3367 nm , Z = 8 , and the structure of the undecascandium tetrairidium type is Ir 4 Sc 11 [1] [2] [3] [4] [5] .
The compound is formed by a peritectic reaction at a temperature of 1510 ° C [1] (1130 ° C [5] ).
Notes
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
- ↑ B. Predel. Ru-Sc (Ruthenium-Scandium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5J . - S. 1-2 . - DOI : 10.1007 / 10551312_2634 .
- ↑ H. Okamoto. Ru-Sc (Ruthenium-Scandium) // Journal of Phase Equilibria and Diffusion. - 2008. - T. 29 , No. 4 . - S. 387-388 . - DOI : 10.1007 / s11669-008-9343-7 .
- ↑ H. Okamoto. Comment on Ru-Sc (Ruthenium-Scandium) // Journal of Phase Equilibria. - 1995. - T. 16 , No. 5 . - S. 475-476 . - DOI : 10.1007 / BF02645364 .
- ↑ 1 2 SN Tripathi. The Ru-Sc system (ruthenium-scandium) // Journal of Phase Equilibria. - 1997. - T. 18 , No. 5 . - S. 474-480 . - DOI : 10.1007 / BF02647704 .