Helium-4: Verskil tussen weergawes

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Lyn 11:
 
{{Saadjie}}
 
{{Isotoop|element=helium
|ligter=[[helium-3]]
|swaarder=[[helium-5]]
|voor=[[litium-5]] '''([[protonemissie|p]])<br />'''[[helium-5]] '''([[neutronemissie|n]])<br />'''[[berillium-6]] '''(2p)
|na=stabiel
}}
 
[[Kategorie:Isotope van helium]]