angelique1312 angelique1312

18-01-2022
Chemistry

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What element is unreactive and has three energy levels with a similar physical properties as oxygen

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silvitagonzale silvitagonzale

18-01-2022

Group 8A (or VIIIA) of the periodic table are the noble gases or inert gases: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn). The name comes from the fact that these elements are virtually unreactive towards other elements or compounds.

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