laurylshope laurylshope

28-03-2017
Physics

contestada

What family of elements has 7 valence electrons?

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sameracoomer sameracoomer

28-03-2017

Group 17 (VII) (halogens)

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tgriffin56 tgriffin56

15-02-2019

The elements in this family are fluorine, chlorine, bromine, iodine, and astatine. Halogens have 7 valence electrons, which explains why they are the most active non-metals. They are never found free in nature.

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