Tris lead pentadisprosium is a binary inorganic compound, dysprosium and lead intermetallic compound with the formula Dy 5 Pb 3 , crystals.
| Tris lead pentadysprosium | |
|---|---|
| Are common | |
| Systematic name | Tris lead pentadysprosium |
| Traditional names | Pentadysprosium |
| Chem. formula | Dy 5 pb 3 |
| Rat formula | Pb 3 Dy 5 |
| Physical properties | |
| condition | crystals |
| Molar mass | 1434.10 g / mol |
| Density | 10.4 g / cm³ |
| Thermal properties | |
| T. melt. | 1695 ° C |
| Enthalpy of Education | -76 [1] kJ / mol |
| Classification | |
| Reg. CAS number | 12187-86-9 |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Tris lead pentadisprosium forms crystals of hexagonal syngony , space group P 6 3 / mcm , cell parameters a = 0.8962 nm , c = 0.6567 nm , Z = 2 , pentamanganese trisilicide type structure Mn 5 Si 3 [2] [3] .
The compound melts congruently at a temperature of 1695 ° C [2] .
Notes
- ↑ SV Meschel, P. Nash, Yong Du, JC Wang. The thermochemistry of some 5: 3 binary lanthanide – lead compounds by high temperature direct synthesis calorimetry // Journal of Alloys and Compounds. - 2016 .-- T. 656 . - S. 88–93 . - DOI : 10.1016 / j.jallcom.2015.09.09.103 .
- ↑ 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. Dy-Pb (Dysprosium-Lead) // Landolt-Börnstein - Group IV Physical Chemistry. - 1995 .-- T. 5e . - S. 1-2 . - DOI : 10.1007 / 10474837_1158 .