Trinickel stannide is a binary intermetallic inorganic compound of nickel and tin with the formula Ni 3 Sn, crystals.
| Stannid Trinickel | |
|---|---|
| Are common | |
| Systematic name | Stannid Trinickel |
| Chem. formula | Ni 3 Sn |
| Rat formula | Snni 3 |
| Physical properties | |
| condition | crystals |
| Molar mass | 294.79 g / mol |
| Density | 9.4 g / cm³ |
| Thermal properties | |
| T. melt. | 1174 ° C |
| Classification | |
| Reg. CAS number | 12059-23-3 |
| Reg. EINECS number | |
Content
Getting
- The nysnite mineral Ni 3 Sn is found in nature [1] .
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Stannide trinickel forms crystals of two modifications [2] :
- hexagonal syngony , space group P 6 3 / mmc , cell parameters a = 0.5295 nm, c = 0.4254 nm, Z = 2, cadmium trimagnesium type structure CdMg 3 , exists at a temperature below 977 ° C;
- hexagonal syngony , cell parameters a = 0.263 nm, c = 0.422 nm, Z = 1, exists at temperatures above 977 ° C;
The compound melts congruently at a temperature of 1174 ° C [3] .
Notes
- ↑ Ralph Rowe, Joel D. Grice, Glenn Poirier, Chris J. Stanley? László Horváth. Nisnite, Ni3Sn, A New Nickel Mineral Species from the Jeffrey Mine, Asbestos, Quebec // The Canadian Mineralogist. - T. 49 , No. 2 . - S. 651-656 . - DOI : 10.3749 / canmin.49.2.651 .
- ↑ B. Predel. Ni-Sn (Nickel-Tin) // Landolt-Börnstein - Group IV Physical Chemistry / Ed. by O. Madelung. - 1998 .-- T. 5I. - Stb. 1-4 - ISBN 978-3-540-61712-9 .
- ↑ State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2001. - T. 3 Book 1. - 972 p. - ISBN 5-217-02843-2 .
Literature
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 2nd ed., rev. - M.-L.: Chemistry, 1966. - T. 1. - 1072 p.