Statements (27)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:chemical_compound
|
gptkbp:appearance |
olive-green to red crystals
|
gptkbp:CASNumber |
1307-96-6
|
gptkbp:chemicalFormula |
gptkb:CoO
|
gptkbp:color |
olive green
|
gptkbp:containsElement |
oxygen
cobalt |
gptkbp:cookingMethod |
oxidation of cobalt metal
thermal decomposition of cobalt(II) carbonate |
gptkbp:crystalSystem |
gptkb:salt
|
gptkbp:density |
6.44 g/cm³
|
gptkbp:EC_number |
215-154-6
|
https://www.w3.org/2000/01/rdf-schema#label |
Cobalt(II) oxide
|
gptkbp:IUPACName |
gptkb:Cobalt(II)_oxide
|
gptkbp:meltingPoint |
1935 °C
|
gptkbp:molecularWeight |
74.9326 g/mol
|
gptkbp:oxidation_state_of_cobalt |
+2
|
gptkbp:PubChem_CID |
14811
|
gptkbp:reacts_with_acids |
forms cobalt(II) salts
|
gptkbp:reacts_with_oxygen |
forms cobalt(III) oxide
|
gptkbp:riskFactor |
toxic
|
gptkbp:solubility |
insoluble
|
gptkbp:uses |
gptkb:ceramics
gptkb:color cathedral |
gptkbp:bfsParent |
gptkb:Co1
|
gptkbp:bfsLayer |
6
|