Tripletinachrome - a binary inorganic compound of platinum and chromium with the formula Pt 3 Cr, crystals.
| Triplatinachrome | |
|---|---|
| Are common | |
| Systematic name | Triplatinachrome |
| Traditional names | Chromtriplatin |
| Chem. formula | Pt 3 Cr |
| Rat formula | CrPt 3 |
| Physical properties | |
| condition | crystals |
| Molar mass | 637.23 g / mol |
| Density | 18.1 g / cm³ |
| Thermal properties | |
| T. decomp. | ≈1200 ° C |
| Enthalpy of Education | -31 [1] kJ / mol |
| Classification | |
| Reg. CAS number | 12526-98-6 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Tripletinachrome forms crystals of cubic syngony , space group P m 3 m , cell parameters a = 0.3879 nm, Z = 1, structure like tri - gold AuCu 3 [2] [3] [4] [5] [6] .
The compound melts congruently at a temperature of ≈1200 ° C and has a wide homogeneity range of 34–85 at.% Platinum [2] .
Notes
- ↑ Johannes Preußner, Sara Prins, Rainer Völkl, Zi-Kui Liu, Uwe Glatzel. Determination of phases in the system chromium – platinum (Cr – Pt) and thermodynamic calculations // Materials Science and Engineering A. - 2009. - T. A 510–511 . - S. 322–327 . Archived January 13, 2015.
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Metallurgy, 1997 .-- T. 2 .-- 1024 p. - ISBN 5-217-01569-1 .
- ↑ P. Franke, D. Neuschütz. Cr-Pt // Landolt-Börnstein - Group IV Physical Chemistry. - 2004 .-- T. 19B2 . - S. 1-5 . - DOI : 10.1007 / 10757405_89 .
- ↑ H. Okamoto. Cr-Pt (Chromium-Platinum) // Journal of Phase Equilibria and Diffusion. - 2009. - T. 30 , No. 3 . - S. 295-296 . - DOI : 10.1007 / s11669-009-9507-0 .
- ↑ B. Predel. [Landolt-Börnstein - Group IV Physical Chemistry Cr-Pt (Chromium-Platinum)]. - 1994 .-- T. 5d . - S. 1-4 . - DOI : 10.1007 / 10086090_1003 .
- ↑ M. Venkatraman, JP Neumann. The Cr-Pt (Chromium-Platinum) system // Bulletin of Alloy Phase Diagrams. - 1990. - T. 11 , No. 1 . - S. 16-21 . - DOI : 10.1007 / BF02841579 .