|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
colorless to white crystalline solid
|
|
gptkbp:boilingPoint
|
45 °C
|
|
gptkbp:CASNumber
|
7446-11-9
|
|
gptkbp:chemicalFormula
|
SO3
|
|
gptkbp:component
|
acid rain
|
|
gptkbp:density
|
1.92 g/cm³ (solid)
|
|
gptkbp:EC_number
|
231-197-3
|
|
gptkbp:GHSClassification
|
corrosive
health hazard
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
sulfur trioxide (SO3)
|
|
gptkbp:IUPACName
|
gptkb:sulfur_trioxide
|
|
gptkbp:meltingPoint
|
16.9 °C
|
|
gptkbp:molecularWeight
|
80.066 g/mol
|
|
gptkbp:NFPA704
|
Health: 3, Flammability: 0, Instability: 2
|
|
gptkbp:oxidationStates
|
+6
|
|
gptkbp:producedBy
|
oxidation of sulfur dioxide
|
|
gptkbp:PubChem_CID
|
1118
|
|
gptkbp:relatedTo
|
sulfuric acid
sulfur dioxide
|
|
gptkbp:riskFactor
|
toxic
causes severe burns
corrosive
|
|
gptkbp:solubility
|
reacts violently
|
|
gptkbp:structure
|
trigonal planar
|
|
gptkbp:type
|
gptkb:water
organic compounds
|
|
gptkbp:UNNumber
|
1829
|
|
gptkbp:uses
|
production of sulfuric acid
sulfonation agent
|
|
gptkbp:bfsParent
|
gptkb:sulfur_dioxide_(SO2)
|
|
gptkbp:bfsLayer
|
6
|