donceschinev donceschinev

21-10-2015
Chemistry

contestada

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

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Abbygal Abbygal

21-10-2015

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

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