Noble Gases

Noble Gases

any of the gaseous elements helium, neon, argon, krypton, xenon, and radon. You can find them in group 18 of the periodic table. They were believed to be nonreactive, but there are some that do react. All of these elements have their outer shell filled, so that means they are stable. Neon makes neon lights, helium can be used to air up balloons. Argon is used in light bulbs and krypton is used in lasers for laser eye surgery.