Silver - zirconium - a binary inorganic compound of silver and zirconium with the formula AgZr 2 , crystals.
| Silver lead zirconium | |
|---|---|
| Are common | |
| Systematic name | Silver lead zirconium |
| Traditional names | Dicyrconium silver |
| Chem. formula | AgZr 2 |
| Rac formula | Zr 2 Ag |
| Physical properties | |
| condition | crystals |
| Molar mass | 290.32 g / mol |
| Density | 7.6 g / cm³ |
| Thermal properties | |
| T. melt. | 1166 ° C |
| T. | 1170; 1190 ° C |
| Education enthalpy | -22.6 [1] kJ / mol |
| Classification | |
| Reg. CAS number | 37381-03-6 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Silver-zirconium forms rhombic crystals, space group I 4 / mmm , cell parameters a = 0.32464 nm , c = 1,20037 nm , Z = 2 , molybdenum disilicide type structure MoSi 2 [2] [3] [4] [5 ] [6] .
The compound melts congruently at a temperature of 1166 ° C [2] or is formed by a peritectic reaction at a temperature of 1170 ° C [2] (1190 ° C [6] ) and has a homogeneity range of 66 ÷ 69.2 at.% Zirconium.
Notes
- ↑ Ag-Zr // Landolt-Börnstein - Group IV Physical Chemistry. - T. 19B1 . - pp . 103-105 . - DOI : 10.1007 / 10655491_24 .
- ↑ 1 2 3 Diagrams of state of binary metallic systems / Ed. N. P. Lyakishev. - M .: Mashinostroenie, 1996. - T. 1. - 992 p. - ISBN 5-217-02688-X .
- ↑ B. Predel. Ag-Zr (Silver-Zirconium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1991. - T. 5a . - S. 1-2 . - DOI : 10.1007 / 10000866_85 .
- ↑ B. Predel. Ag-Zr (Silver - Zirconium) // Landolt-Börnstein - Group IV Physical Chemistry. - 2006. - T. 12A . - S. 1 . - DOI : 10.1007 / 10793176_76 .
- ↑ H. Okamoto. Ag-Zr (Silver-Zirconium) // Journal of Phase Equilibria. - 1997. - T. 18 . - p . 312 . - DOI : 10.1007 / BF02647862 .
- ↑ 1 2 I. Karakaya, WT Thompson. The Ag-Zr (silver-zirconium) system // Journal of Phase Equilibria. - 1992. - Vol. 13 , No. 2 . - p . 143-146 . - DOI : 10.1007 / BF02667477 .