Because helium is an unreactive chemical element.
Common compounds for helium include helium-3 (He-3) and helium-4 (He-4), which are isotopes of helium. Helium is typically chemically inert and does not readily form compounds with other elements under normal conditions.
Helium does not form compounds.
Helium does not form any compounds.
helium doesnot form any compounds
helium doesnot form any compounds
helium does not from any compounds.
Helium doesnot form any compounds.
Argon Flourohydride and HydroHelium ion (+1) (HArF and HHe+ respectively).
Helium is chemically inert and does not form any compounds
helium doesn't form compounds
None
helium is chemically inert and it doesnot react with any other elements and doesnot form any compounds