Cobalt sulfoarsenide is an inorganic compound of cobalt , arsenic and sulfur with the CoAsS formula, gray-red crystals.
| Cobalt sulfoarsenide | |
|---|---|
| Are common | |
| Systematic name | Cobalt sulfoarsenide |
| Traditional names | Arsenic-sulfur cobalt |
| Chem. formula | CoAsS |
| Physical properties | |
| condition | gray red crystals |
| Molar mass | 165.92 g / mol |
| Density | 6.1-6.3; 6.33 g / cm³ |
| Classification | |
| Reg. CAS number | 12254-82-9 |
Content
Getting
- In nature, the cobaltine mineral CoAsS is found with impurities of iron and nickel .
Physical Properties
Cobalt sulfoarsenide forms gray-red crystals of cubic syngony , space group P a3 , cell parameters a = 0.561 nm, Z = 4.
Some sources [1] claim that the crystals are pseudocubic and belong to the rhombic system , space group P ca2 1 , cell parameters a = 0.55833 nm, b = 0.55892 nm, c = 0.55812 nm, Z = 4.
Notes
Literature
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 2nd ed., rev. - M.-L.: Chemistry, 1966. - T. 1. - 1072 p.
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 3rd ed., rev. - L .: Chemistry, 1971. - T. 2. - 1168 p.
- CRC Handbook of Chemistry and Physics . - 89th Edition. - Taylor and Francis Group, LLC, 2008-2009.