Chemistry, 20.11.2020 04:30 Michaelyork1495

5. Why are the noble gases such as helium (He) and neon (Ne) grouped together in the periodic table?
A They are nonreactive gases.
B. They are highly reactive metallic solids.
C. They are dangerous gases when combined with water.
D. They are liquid at room temperature and have high boiling points.
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5. Why are the noble gases such as helium (He) and neon (Ne) grouped together in the periodic table...