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Ontology Browser

Term:
Parent Terms Term With Siblings Child Terms
helion +    
helium atom +    
helium molecular entity +  
helium-3 atom 
The stable isotope of helium with relative atomic mass 3.016029. The least abundant (0.000137 atom percent) isotope of naturally occurring helium.
helium-4 atom 
helium-6 atom 
helium-8 atom 

Synonyms
Related Synonyms: (3)2He ;   (3)He ;   (3He)helium ;   Formula=[3He] ;   InChI=1S/He/i1-1 ;   InChIKey=SWQJXJOGLNCZEY-BJUDXGSMSA-N ;   SMILES=[3He] ;   helium, isotope of mass 3 ;   helium-3
Xrefs: CAS:14762-55-1 ;   Gmelin:14208

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