Diruteniumtrivungsten is a binary inorganic compound of ruthenium and tungsten with the formula W 3 Ru 2 , crystals.
| Dirutheniumtrivungram | |
|---|---|
| Are common | |
| Systematic name | Dirutheniumtrivungram |
| Traditional names | Trivungramdirrhenium |
| Chem. formula | W 3 Ru 2 |
| Rac formula | Ru 2 W 3 |
| Physical properties | |
| condition | crystals |
| Molar mass | 753.66 g / mol |
| Density | 11.4 g / cm³ |
| Thermal properties | |
| T. | 2300 ° C |
| Classification | |
| Reg. CAS number | 50645-37-9 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Dirutenium trivungsten forms tetragonal crystal crystals, the cell parameters a = 0.9349 ÷ 0.955 nm , c = 0.4855 ÷ 0.496 nm , Z = 4 [1] [2] [3] .
The compound is formed by a peritectic reaction at a temperature of 2300 ° C and at a temperature of 1667 ° C it decomposes by a eutectoid reaction [1] .
It has a wide homogeneity region of 59–67 at.% Tungsten.
Notes
- ↑ 1 2 State diagrams of double metallic systems / Ed. N. P. Lyakishev. - M .: Engineering, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
- ↑ B. Predel. Ru-W (Ruthenium-Tungsten) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5J . - S. 1-2 . - DOI : 10.1007 / 10551312_2648 .
- ↑ Walter Obrowski. Eine σ-Phase im System Ru-W // Naturwissenschaften. - 1957. - T. 44 , No. 22 . - S. 581 . - DOI : 10.1007 / BF00630030 .