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30 June, 10:04

Why are the alkali metals and the halogens among the most reactive elements on the periodic table

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  1. 30 June, 10:22
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    Because the alkali metals are the group 1 metals, they have only 1 valence electron that they want to lose, and the halogens are the group 17 nonmetals, they want to gain 1 valence electron to become stable.
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