|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
colorless gas
|
|
gptkbp:aroma
|
pungent
|
|
gptkbp:autoignitionTemperature
|
651 °C
|
|
gptkbp:boilingPoint
|
-33.34 °C
|
|
gptkbp:bondAngle
|
107.8°
|
|
gptkbp:CASNumber
|
7664-41-7
|
|
gptkbp:chemicalFormula
|
gptkb:NH3
|
|
gptkbp:commonName
|
ammonia
|
|
gptkbp:containsElement
|
hydrogen
nitrogen
|
|
gptkbp:density
|
0.73 kg/m³ (at 0 °C, 1 atm)
|
|
gptkbp:dipoleMoment
|
1.47 D
|
|
gptkbp:EC_number
|
231-635-3
|
|
gptkbp:flammability
|
flammable
|
|
gptkbp:foundIn
|
gptkb:Earth's_atmosphere
interstellar space
|
|
gptkbp:GmelinNumber
|
203
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
NH3
|
|
gptkbp:isBase
|
yes
|
|
gptkbp:isConjugateBaseOf
|
gptkb:ammonium
amide
|
|
gptkbp:isCorrosive
|
yes
|
|
gptkbp:isIrritant
|
yes
|
|
gptkbp:isLewisBase
|
yes
|
|
gptkbp:isReducingAgent
|
yes
|
|
gptkbp:IUPACName
|
gptkb:azane
|
|
gptkbp:LD50
|
350 mg/kg (oral, rat)
|
|
gptkbp:meltingPoint
|
-77.73 °C
|
|
gptkbp:molecularWeight
|
17.03052 g/mol
|
|
gptkbp:NFPA704
|
0
1
3
|
|
gptkbp:oxidationStateOfN
|
-3
|
|
gptkbp:pKa
|
9.25
|
|
gptkbp:productionMethod
|
gptkb:Haber-Bosch_process
|
|
gptkbp:PubChem_CID
|
222
|
|
gptkbp:refractiveIndex
|
1.325 (liquid, -33 °C)
|
|
gptkbp:riskFactor
|
H221
H314
H331
|
|
gptkbp:solubility
|
high
|
|
gptkbp:structure
|
trigonal pyramidal
|
|
gptkbp:toxicity
|
toxic in high concentrations
|
|
gptkbp:UNNumber
|
1005
|
|
gptkbp:uses
|
fertilizer
refrigerant
chemical feedstock
cleaning agent
|
|
gptkbp:vaporPressure
|
8570 mmHg (at 25 °C)
|
|
gptkbp:viscosityGrade
|
0.254 mPa·s (liquid, -33 °C)
|
|
gptkbp:bfsParent
|
gptkb:Lewis_acid-base_theory
gptkb:acid-base_theory_(Lewis_acids_and_bases)
|
|
gptkbp:bfsLayer
|
5
|