If atoms of a halogen nonmetal (Group 17) gain one electron, the atoms then have .
a.no valence electrons
b.7 valence electrons
c.8 valence electrons
d.17 valence electrons
Answers
Answered by
2
Answer:
b) 7 valence electrons
Explanation:
is correct ans
Answered by
1
Answer:
option b) 7 valence electrons
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