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Which of the following elements is a member of the halogen family and is located in period 3? *
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Which of the following elements is a member of the halogen family and is located in period 3? *

User Dot Freelancer
by
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1 Answer

2 votes
Hey!
This would be chlorine.
Period refers to rows, and the halogen family is group 17, they have 7 valence electrons.
User Zharro
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