Aluminumnitrile - binary inorganic compound of nickel and aluminum with the formula AlNi 3 , crystals.
| Aluminum tin | |
|---|---|
| Are common | |
| Systematic name | Aluminum tin |
| Traditional names | Trinickel Aluminide |
| Chem. formula | AlNi 3 |
| Rac formula | Ni 3 Al |
| Physical properties | |
| condition | crystals |
| Molar mass | 203.06 g / mol |
| Density | 7.2 g / cm³ |
| Thermal properties | |
| T. melt. | 1395 ° C |
| Education enthalpy | -168 [1] [2] kJ / mol |
| Classification | |
| Reg. CAS number | 12003-81-5 |
Content
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
The aluminum-tin nickel forms crystals of the cubic system , the space group is P m3m , the cell parameters are a = 0.3589 nm, Z = 1, and the structure is AuCu 3 [3] .
The compound is formed by the peritectic reaction [4] at a temperature of 1395 ° C.
It has a homogeneity range of 73 ÷ 75 at.% Nickel.
Chemical Properties
- Decomposes when heated:
Notes
- ↑ Albert I. Begunov, Mikhail P. Kuz'min. Thermodynamic Stability of Intermetallic Compounds in Technical Aluminum // Journal of Siberian Federal University. Engineering & Technologies. - 2014. - Vol. 2 , No. 7 . - pp . 132-137 .
- ↑ K. Rzyman, J.-C. Gachon. Formation Enthalpy of AlNi 3- Based Alloys with Calorimetric Solution and Direct Reaction Methods // Archives of Metallurgy and Materials. - 2010. - Vol. 55 , No. 4 . - p . 1021-1028 . - DOI : 10.2478 / v10172-010-0004-6 .
- ↑ Chemist Handbook / Redcol .: Nikolsky B.P. et al. - 2nd ed., Rev. - M.-L.: Chemistry, 1966. - T. 1. - 1072 p.
- ↑ State Diagrams of Double Metallic Systems / Ed. N. P. Lyakishev. - M .: Mashinostroenie, 1996. - T. 1. - 992 p. - ISBN 5-217-02688-X .