Mercury neodymium is a binary inorganic compound of neodymium and mercury with the formula HgNd, crystals.
| Mercury Neodymium | |
|---|---|
| Are common | |
| Systematic name | Mercury Neodymium |
| Traditional names | Neodymurt |
| Chem. formula | Hgnd |
| Rat formula | Ndhg |
| Physical properties | |
| condition | crystals |
| Molar mass | 344.83 g / mol |
| Density | 10.6 g / cm³ |
| Thermal properties | |
| T. melt. | ≈1160 ° C |
| T. decomp. | 665 ° C |
Getting
- Dissolution of stoichiometric amounts of neodymium in mercury vapor:
Physical Properties
Mercury neodymium forms crystals of cubic syngony , space group P m3m , cell parameters a = 0.3780 nm, Z = 1, structure type cesium chloride CsCl [1] [2] [3] .
The compound is formed by a peritectic reaction at a temperature of 665 ° C [1] or melts congruently at a temperature of ≈1160 ° C [3] .
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 .
- ↑ C. Guminski. The Hg-Nd (mercury-neodymium) // Journal of Phase Equilibria. - 1995. - T. 16 , No. 5 . - S. 448-453 . - DOI : 10.1007 / BF02645353 .
- ↑ 1 2 B. Predel. Hg-Nd (Mercury-Neodymium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1997. - T. 5G . - S. 1 . - DOI : 10.1007 / 10506626_1631 .