3. Which element is the least reactive? A. Na B. Ca C.P D. Ne

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asked Nov 28, 2022 185k views

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Rkellerm · Answer 1 · 2022-11-28T19:11:33+0000

Noble gases
Noble gases are the least reactive of all known elements. That's because with eight valence electrons, their outer energy levels are full. The only exception is helium, which has just two electrons

3. Which element is the least reactive? A. Na B. Ca C.P D. Ne

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