Platinum molybdenum is a binary inorganic compound, platinum and molybdenum intermetallic compound with the formula MoPt, crystals.
| Platinum molybdenum | |
|---|---|
| Are common | |
| Systematic name | Platinum molybdenum |
| Traditional names | Molybdenum platinum |
| Chem. formula | Ptmo |
| Rat formula | Mopt |
| Physical properties | |
| condition | crystals |
| Molar mass | 291.02 g / mol |
| Density | 16.0 g / cm³ |
| Thermal properties | |
| T. decomp. | 1300 ° C |
| Enthalpy of Education | -55 [1] kJ / mol |
| Classification | |
| Reg. CAS number | 12033-27-1 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Platinum molybdenum forms crystals of rhombic syngony , space group P mma , cell parameters a = 0.4462 nm, b = 0.2725 nm, c = 0.4951 nm, Z = 2, cadmium gold type structure AuCd [2] [3] [4 ] ] .
The compound is formed by a peritectoid reaction at 1300 ° C and has a wide homogeneity region of 43–53 at.% Platinum [2] .
Notes
- ↑ My.Y. Benarchid, N. David, J.-M. Fiorani, M. Vilasi, T. Benlaharche. [ https://www.researchgate.net/profile/My_Benarchid/publication/244385933 Enthalpies of formation of MoPt alloys by high temperature direct reaction synthesis calorimetry / links / 02e7e531deb6f84bbf000000.pdf Enthalpies of formation of Mo – Pt alloys high temperature synthesis calorimetry] // J. Chem. Thermodynamics. - 2009 .-- T. 41 . - S. 383–385 . - DOI : 10.1016 / j.jct.2008.10.006 .
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2001. - T. 3 Book 1. - 972 p. - ISBN 5-217-02843-2 .
- ↑ B. Predel. Mo-Pt (Molybdenum-Platinum) // Landolt-Börnstein - Group IV Physical Chemistry. - 1997. - T. 5H . - S. 1-2 . - DOI : 10.1007 / 10522884_2085 .
- ↑ Leo Brewer, RH Lamoreaux, R. Ferro, R. Marazza. The Mo-Pt system (Molybdenum-Platinum) // Bulletin of Alloy Phase Diagrams. - 1980. - T. 1 , No. 2 . - S. 89-92 . - DOI : 10.1007 / BF02881200 .