|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
black, brownish-black, or dark green solid
|
|
gptkbp:boilingPoint
|
~3200 °C
|
|
gptkbp:CASNumber
|
1344-57-6
|
|
gptkbp:category
|
oxides
uranium compounds
|
|
gptkbp:chemicalFormula
|
gptkb:UO2
|
|
gptkbp:color
|
black
|
|
gptkbp:containsElement
|
gptkb:uranium
oxygen
|
|
gptkbp:cookingMethod
|
reduction of UO3 with hydrogen
|
|
gptkbp:crystalSystem
|
fluorite (cubic)
|
|
gptkbp:density
|
10.97 g/cm³
|
|
gptkbp:foundIn
|
spent nuclear fuel
|
|
gptkbp:IUPACName
|
uranium dioxide
|
|
gptkbp:meltingPoint
|
2865 °C
|
|
gptkbp:molecularWeight
|
270.03 g/mol
|
|
gptkbp:otherName
|
urania
uranium(IV) oxide
|
|
gptkbp:oxidationStateOfUranium
|
+4
|
|
gptkbp:oxidizesTo
|
gptkb:UO3
U3O8
|
|
gptkbp:primaryUse
|
gptkb:nuclear_reactor
|
|
gptkbp:radioactive
|
radioactive
|
|
gptkbp:riskFactor
|
toxic
radioactive
|
|
gptkbp:solubility
|
insoluble
|
|
gptkbp:thermalConductivity
|
low
|
|
gptkbp:type
|
oxygen
acids
|
|
gptkbp:usedIn
|
gptkb:CANDU_reactors
pressurized water reactors
boiling water reactors
|
|
gptkbp:bfsParent
|
gptkb:pitchblende
gptkb:uraninite
gptkb:Pitchblende
|
|
gptkbp:bfsLayer
|
8
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
UO2
|