|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
green to black powder
|
|
gptkbp:bandGap
|
3.6–4.0 eV
|
|
gptkbp:CASNumber
|
1313-99-1
|
|
gptkbp:chemicalFormula
|
gptkb:NiO
|
|
gptkbp:color
|
black
green
|
|
gptkbp:component
|
oxygen
nickel
|
|
gptkbp:cookingMethod
|
thermal decomposition of nickel(II) compounds
direct oxidation of nickel metal
|
|
gptkbp:crystalSystem
|
gptkb:salt
|
|
gptkbp:density
|
6.67 g/cm³
|
|
gptkbp:EC_number
|
215-215-7
|
|
gptkbp:GHSClassification
|
Harmful if inhaled
May cause cancer
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
nickel(II) oxide
|
|
gptkbp:IUPACName
|
gptkb:nickel(II)_oxide
|
|
gptkbp:magnetType
|
antiferromagnetic below 523 K
|
|
gptkbp:meltingPoint
|
1955 °C
|
|
gptkbp:molecularWeight
|
74.6928 g/mol
|
|
gptkbp:NFPA704
|
Health 2, Flammability 0, Reactivity 0
|
|
gptkbp:oxidationStateOfNickel
|
+2
|
|
gptkbp:PubChem_CID
|
14805
|
|
gptkbp:refractiveIndex
|
2.37
|
|
gptkbp:riskFactor
|
toxic
carcinogenic
|
|
gptkbp:solubility
|
insoluble
soluble in acids
|
|
gptkbp:UNNumber
|
3288
|
|
gptkbp:uses
|
gptkb:ceramics
electronic components
batteries
catalysts
|
|
gptkbp:bfsParent
|
gptkb:NiO
|
|
gptkbp:bfsLayer
|
7
|