Iron dyslenide is a binary inorganic compound, iron and selenium with the formula FeSe 2 , black crystals, does not dissolve in water.
| Iron dyslenide | |
|---|---|
| Are common | |
| Systematic name | Iron dyslenide |
| Traditional names | Selenium iron |
| Chem. formula | FeSe 2 |
| Physical properties | |
| condition | black crystals |
| Molar mass | 213.77 g / mol |
| Density | 7.214 g / cm³ |
| Chemical properties | |
| Solubility in water | not soluble |
Getting
- In nature, there is a mineral ferroselite - FeSe 2 with various impurities.
- Fusion of pure substances in vacuum:
- Fusion of iron (II) selenide and selenium in vacuum:
- The effect of selenium hydrogen on iron (III) chloride at a red-hot temperature.
Physical Properties
Iron dyslenide forms black rhombic syngonies , space group Pnnm , cell parameters a = 0.4789 nm, b = 0.574 nm, c = 0.3577 nm, Z = 2.
Not soluble in water.
Literature
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 2nd ed., rev. - M.-L.: Chemistry, 1966. - T. 1. - 1072 p.
- Chizhikov D.M., Happy V.P. Selenium and Selenides. - M .: Nauka, 1964 .-- 320 p.