NEON

GPTKB entity

Statements (53)
Predicate Object
gptkbp:instanceOf gptkb:chemical_compound
gptkbp:abundanceInEarthsCrust 0.00018% by volume
gptkbp:abundanceInUniverse fifth most abundant element
gptkbp:allotropes none
gptkbp:appearance colorless
gptkbp:atomicNumber 10
gptkbp:atomicRadius 38 pm
gptkbp:atomicWeight 20.1797
gptkbp:boilingPoint 27.07 K
gptkbp:CASNumber 7440-01-9
gptkbp:colorInElectricDischarge reddish-orange
gptkbp:crystalSystem face-centered cubic
gptkbp:density 0.9002 g/L
gptkbp:discoveredBy gptkb:Morris_Travers
gptkb:William_Ramsay
gptkbp:discoveredIn 1898
gptkbp:electronConfiguration [He] 2s2 2p6
gptkbp:electronegativity not applicable
gptkbp:firstIonizationEnergy 2080.7 kJ/mol
gptkbp:flammability no
gptkbp:foundInAtmosphere yes
https://www.w3.org/2000/01/rdf-schema#label NEON
gptkbp:inert yes
gptkbp:isotopes gptkb:Ne-20
gptkb:Ne-21
gptkb:Ne-22
gptkbp:magneticOrdering diamagnetic
gptkbp:meltingPoint 24.56 K
gptkbp:molarHeatCapacity 20.79 J/(mol·K)
gptkbp:nameOrigin Greek 'neos' meaning 'new'
gptkbp:oxidationStates 0
gptkbp:percentageInEarthsAtmosphere 0.0018% by volume
gptkbp:period 2
gptkbp:positionInPeriodicTable period 2, group 18
gptkbp:radioactive no
gptkbp:relatedGroup noble gas
gptkbp:solubility slightly soluble
gptkbp:standardState gptkb:gasoline
gptkbp:stateAtRoomTemperature gptkb:gasoline
gptkbp:symbol gptkb:Ne
gptkbp:thermalConductivity 0.0491 W/(m·K)
gptkbp:toxicity non-toxic
gptkbp:type very low
gptkbp:uses cryogenics
vacuum tubes
high-voltage indicators
neon signs
helium-neon lasers
television tubes
wave meter tubes
gptkbp:vanDerWaalsRadius 154 pm
gptkbp:bfsParent gptkb:NSF_National_Ecological_Observatory_Network
gptkbp:bfsLayer 4