Pentasamaridiridium is a binary inorganic compound of samarium and iridium with the formula Ir 2 Sm 5 , crystals.
| Pentasamaridiridium | |
|---|---|
| General | |
| Systematic name | Pentasamaridiridium |
| Traditional names | Diiridium Pentasamarium |
| Chem. formula | Ir 2 Sm 5 |
| Rat formula | Sm 5 Ir 2 |
| Physical properties | |
| condition | crystals |
| Molar mass | 1136.23 g / mol |
| Density | 9.9 g / cm³ |
| Thermal properties | |
| T. decomp. | ≈1100 ° C |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Pentasamaridiridium forms monoclinic syngony crystals, space group C 2 / c , cell parameters a = 1.6144 nm , b = 0.6522 nm , c = 0.7264 nm , β = 96.7 ° , Z = 4 , dicarbide type structure pentamanganese Mn 5 C 2 [1] [2] .
The compound is formed by a peritectic reaction at a temperature of ≈1100 ° C [2] .
Notes
- ↑ State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2001. - T. 3 Book 1. - 972 p. - ISBN 5-217-02843-2 .
- ↑ 1 2 B. Predel. Ir-Sm (Iridium-Samarium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1997. - T. 5G . - S. 1-2 . - DOI : 10.1007 / 10506626_1812 .