Dipalladium - hafnium - a binary inorganic compound, intermetallic palladium and hafnium with the formula HfPd 2 , crystals.
| Dipalladium hafnium | |
|---|---|
| General | |
| Systematic name | Dipalladium hafnium |
| Traditional names | Hafnium dipalladium |
| Chem. formula | Pd 2 hf |
| Rat formula | Hfpd 2 |
| Physical properties | |
| condition | crystals |
| Molar mass | 391.33 g / mol |
| Density | 12.9 g / cm³ |
| Thermal properties | |
| T. melt. | 2075 ° C [1] |
| Classification | |
| Smiles | |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Dipalladium gafnium forms tetragonal crystals, space group I 4 / mmm , cell parameters a = 0.3410 nm, c = 0.8635 nm, Z = 2, structure type MoSi 2 molybdenum disilicide [1] [2] .
The compound melts congruently at a temperature of 2075 ° C and is stable at temperatures above 1370 ° C [1] [3] .
Notes
- ↑ 1 2 3 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Metallurgy, 1997 .-- T. 2 .-- 1024 p. - ISBN 5-217-01569-1 .
- ↑ B. Predel. Hf-Pd (Hafnium-Palladium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1996. - T. 5f . - S. 1-2 . - DOI : 10.1007 / 10501684_1591 .
- ↑ SN Tripathi, SR Bharadwaj. The Hf-Pd (hafnium-palladium) system // Journal of Phase Equilibria. - 1995. - T. 16 , No. 6 . - S. 527-531 . - DOI : 10.1007 / BF02646725 .