Question

the number of valence electrons in an atom are 7 then it is a metal or non metal​

Answer 1

Chlorine has seven valence electrons

Answer 2

Answer:

Question:

What is a nonmetal with 7 valence electrons?

Answer:

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.

Explanation:

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