Question: ) Select the best answer. Why are halogens the most reactive nonmetal group? They have 8 valence electrons. They have 7 electrons. They have 7

) Select the best answer. Why are halogens the most reactive nonmetal group?

They have 8 valence electrons.

They have 7 electrons.

They have 7 valence electrons.

They have 8 electrons.

3)Select the best answer. Why are noble gases the least reactive nonmetal group?

They have 7 electrons.

They have 7 valence electrons.

They have 8 valence electrons.

They have 8 electrons.

4)Selectall that apply. Choose all that describe noble gases.

radioactive
inert
monatomic

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