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Because they have seven valence electrons and therefor only need one to react and have eight valence electrons.

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15y ago

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The most reactive group of the nonmetals are the?

Halogens among halogens fluorine is most reactive


What group of non metals are the most reactive?

The most reactive nonmetal is fluorine. Fluorine is a halogen, which is Group 17 on the Periodic Table, and the halogens are the most reactive...


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