In any row of the periodic table, the group 8 element - the noble gas - is the least reactive. The known group 8 elements are Helium, Neon, Argon, Krypton, Xenon and Radon
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The noble gases (Group 18) are the least reactive elements in the Periodic Table because they have a full outer electron shell, making them stable and unlikely to form chemical bonds with other elements.
Group seven is known as the halogen group. The least reactive element in group seven is astatine. Fluorine is the most reactive.
It is the most electronegative halogen, meaning it wants electrons the most making it reactive
No, noble gases are actually the least reactive elements on the periodic table. They have full valence electron shells, which makes them stable and unreactive under normal conditions.
The noble gases: Helium, neon, etc.
The element least likely to be found in the molecules of living organisms is francium. Francium is a highly reactive and radioactive element that is extremely rare in nature and has a very short half-life.