Yet another element in this group has a nucleus that forms the alpha particle, and these elements all have full valence shells.
One element in this group forms stable difluoride, tetrafluoride, and hexafluoride compounds. Another member of this group is the third most abundant gas in the Earth's atmosphere at approximately (*) 1%. Yet another element in this group has a nucleus that forms the alpha particle, and these elements all have full valence shells. For 10 points, name this group of non-reactive elements that includes xenon, argon, and helium.
One element in this group forms stable difluoride, tetrafluoride, and hexafluoride compounds.
noble gases