Statements (34)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
group of chemical elements
|
| gptkbp:alsoKnownAs |
gptkb:Group_0_elements
gptkb:Group_VIIIa_elements noble gases |
| gptkbp:atomicNumber |
2, 10, 18, 36, 54, 86, 118
|
| gptkbp:characteristic |
colorless
odorless very low chemical reactivity tasteless nonflammable |
| gptkbp:discoveredBy |
various scientists
|
| gptkbp:firstIsolatedFrom |
late 19th century
|
| https://www.w3.org/2000/01/rdf-schema#label |
Group 18 elements
|
| gptkbp:member |
gptkb:argon
gptkb:helium gptkb:krypton gptkb:neon gptkb:xenon gptkb:oganesson radon |
| gptkbp:notableCompound |
gptkb:xenon_hexafluoroplatinate
|
| gptkbp:positionInPeriodicTable |
rightmost column
|
| gptkbp:radioactiveMember |
radon
|
| gptkbp:stateAtRoomTemperature |
gptkb:gasoline
|
| gptkbp:syntheticMember |
gptkb:oganesson
|
| gptkbp:uses |
cryogenics
lighting medical imaging inert atmosphere welding |
| gptkbp:valenceElectrons |
8
2 (helium) |
| gptkbp:bfsParent |
gptkb:The_Noble_Gases
|
| gptkbp:bfsLayer |
5
|