Diplatinaerbium is a binary inorganic compound, an intermetallic compound of platinum and erbium with the formula Pt 2 Er, crystals.
| Diplatinaerbium | |
|---|---|
| Are common | |
| Systematic name | Diplatinaerbium |
| Traditional names | Erbidiplatin |
| Chem. formula | Pt 2 Er |
| Rat formula | ErPt 2 |
| Physical properties | |
| condition | crystals |
| Molar mass | 557.42 g / mol |
| Density | 17.0 g / cm³ |
| Thermal properties | |
| T. decomp. | 1740 ° C |
| Classification | |
| Reg. CAS number | 12061-03-9 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Diplatinaerbium forms cubic syngony crystals, space group F m 3 m , cell parameters a = 0.757 nm, Z = 8, structure of the type of magnesium-copper Cu 2 Mg ( Laves phase ) [1] [2] [3] .
The compound is formed by a peritectic reaction at a temperature of 1740 ° C [1] .
Notes
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Metallurgy, 1997 .-- T. 2 .-- 1024 p. - ISBN 5-217-01569-1 .
- ↑ B. Predel. Er - Pt (Erbium - Platinum) // Landolt-Börnstein - Group IV Physical Chemistry. - 2013 .-- S. 42 . - DOI : 10.1007 / 978-3-642-24778-1_20 .
- ↑ B. Predel. Er-Pt (Erbium-Platinum) // Landolt-Börnstein - Group IV Physical Chemistry. - 1995 .-- T. 5e . - S. 1-2 . - DOI : 10.1007 / 10474837_1217 .