|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
colorless gas
|
|
gptkbp:atomicNumber
|
1
|
|
gptkbp:atomicWeight
|
1.008
|
|
gptkbp:block
|
s-block
|
|
gptkbp:boilingPoint
|
20.271 K
|
|
gptkbp:CASNumber
|
1333-74-0
|
|
gptkbp:category
|
nonmetal
|
|
gptkbp:criticalFor
|
33.145 K, 1.293 MPa
|
|
gptkbp:crystalSystem
|
hexagonal
|
|
gptkbp:densityAtSTP
|
0.08988 g/L
|
|
gptkbp:discoveredBy
|
gptkb:Henry_Cavendish
|
|
gptkbp:discoveredIn
|
1766
|
|
gptkbp:electronConfiguration
|
1s1
|
|
gptkbp:electronegativity
|
2.20
|
|
gptkbp:firstIonizationEnergy
|
1312.0 kJ/mol
|
|
gptkbp:flammability
|
highly flammable
|
|
gptkbp:form
|
gptkb:hydride_ion
H2 molecule
atomic hydrogen
|
|
gptkbp:formsCompounds
|
gptkb:water
methane
ammonia
hydrochloric acid
hydrides
|
|
gptkbp:foundIn
|
stars
gas giant planets
|
|
gptkbp:isotopes
|
gptkb:protium
deuterium
tritium
|
|
gptkbp:IUPACName
|
hydrogen
|
|
gptkbp:magneticOrdering
|
diamagnetic
|
|
gptkbp:meltingPoint
|
13.99 K
|
|
gptkbp:mostStableIsotope
|
gptkb:protium
|
|
gptkbp:namedAfter
|
Greek words for 'water-former'
|
|
gptkbp:namedFor
|
gptkb:Antoine_Lavoisier
|
|
gptkbp:oxidationStates
|
+1
-1
|
|
gptkbp:percentageInUniverseByMass
|
~75%
|
|
gptkbp:period
|
1
|
|
gptkbp:phaseAtSTP
|
gptkb:gasoline
|
|
gptkbp:relatedGroup
|
1
|
|
gptkbp:solubility
|
very low
|
|
gptkbp:symbol
|
H
|
|
gptkbp:thermalConductivity
|
0.1805 W/(m·K)
|
|
gptkbp:type
|
gptkb:halogens
metals
oxygen
|
|
gptkbp:uses
|
ammonia production
fuel cells
hydrogenation of fats and oils
rocket fuel
|
|
gptkbp:bfsParent
|
gptkb:Walthamite
|
|
gptkbp:bfsLayer
|
4
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Hydrogen
|