Pentavanadium tetrasulfide is a binary inorganic compound of vanadium and sulfur with the formula V 5 S 4 , crystals.
| Pentavanadium tetrasulfide | |
|---|---|
| General | |
| Systematic name | Pentavanadium tetrasulfide |
| Traditional names | Vanadium Sulfur |
| Chem. formula | V 5 s 4 |
| Physical properties | |
| condition | crystals |
| Molar mass | 382.97 g / mol |
| Density | 4.8 g / cm³ |
| Thermal properties | |
| T. decomp. | 900 ° C |
Getting
- Heating a stoichiometric mixture of pure substances:
Physical Properties
Pentavanadium tetrasulfide forms tetragonal syngonium crystals, space group I 4 / m , cell parameters a = 0.8988 nm , c = 0.3224 nm , Z = 2 , structure of pentatitan titanium tetra telluride Ti 5 Te 4 [1] [2] .
The compound is formed by a peritectoid reaction at a temperature of ≈900 ° С.
Notes
- ↑ State Diagrams of Double Metulic Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
- ↑ B. Predel. SV (Sulfur-Vanadium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5J . - S. 1-2 . - DOI : 10.1007 / 10551312_2669 .