Browsing: inert gases

Noble gases; Any of the seven chemical elements in Group 18 (VIIIa) of the periodic table can be called a noble gas. Helium (He), Neon (Ne), Argon (Ar), Krypton (Kr), Xenon (Xe), Radon (Rn), and Oganesson (Og) are some of the elements. In the periodic table, they have always been called Group 0