Diplatinastrontium - a binary inorganic compound, platinum and strontium intermetallic compound with the formula SrPt 2 , crystals.
| Diplatinastrontium | |
|---|---|
| General | |
| Systematic name | Diplatinastrontium |
| Traditional names | Strontium diplatin |
| Chem. formula | Pt 2 sr |
| Rat formula | Srpt 2 |
| Physical properties | |
| condition | crystals |
| Molar mass | 477.78 g / mol |
| Density | 13.4 g / cm³ |
| Thermal properties | |
| T. decomp. | > 1000 ° C |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Diplatinastrontium forms crystals of cubic syngony , the space group F d 3 m , the cell parameters a = 0.7777 nm, Z = 8, the structure of the type of dimethyl magnesium MgCu 2 [1] [2] [3] .
The compound is formed by a peritectic reaction at a temperature of> 1000 ° C [1] [3] .
At a temperature of 0.7 K, it transforms into a superconducting state [4] .
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 .
- ↑ Richard C. Ropp ,. Encyclopedia of the Alkaline Earth Compounds. - Elsevier, 2013 .-- 1187 p. - ISBN 978-0-444-59550-8 .
- ↑ 1 2 B. Pt-Sr (Platinum-Strontium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5I . - S. 1-2 . - DOI : 10.1007 / 10542753_2527 .
- ↑ Vasilieva E.V., Volkova R.M., Zakharova M.I., Matveeva M.P., Shnyrev G. D. Platinum, its alloys and composite materials. - M: Metallurgy, 1980 .-- 296 p.