Komentář: what is the group of helium

Bunch 8A (or VIIIA) of the occasional table are the respectable gases or idle gases: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn). The name comes from the way that these components are for all intents and purposes inert towards different components or mixtures.

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