Helium has completely filled orbitals, hence it is stable and inert.
I'm not sure who "He" is referring to. In a chemical context, a reactant is a substance that participates in a chemical reaction. If you provide more context or specify the reactant you are referring to, I can help you determine if it is one.
helium is non reactive.
Helium is a Non meal
Helium is a non-metal gas
No. helium is a non metal
Helium is a non metal (it is a noble gas.)
Helium is completely non flammable.
No. helium is a non metal
Helium is a noble gas and also a non-metal.
Helium is not a metal. It is a noble gas.
Helium is a non-metal.
helium is a non metal and an insulator