The correct option is A True
The members of group 18 are Helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) and radon (Rn) .The members of this group have eight electrons in their outermost orbit (except helium which has two electrons). Group 18 is sometimes called the zero group as its elements have zero valency or their tendency to react is zero.