Title: Which of the following elements is a halogen? Post by: centromere on Jan 27, 2017 Which of the following elements is a halogen?
A) He B) B C) F D) Kr Title: Re: Which of the following elements is a halogen? Post by: soleil on Jan 27, 2017 Content hidden
Title: Re: Which of the following elements is a halogen? Post by: centromere on Apr 3, 2017 I'll mark this solved, appreciate it!!!
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