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medicalune
Fluorine, chlorine and iodine are all part of the same group on the periodic table. They make up part of group 7, the halogens.
elporter24

The elements fluorine, chlorine, and iodine are all part of the same group. (Answer D.)

(I can confirm this because I took the test! :D)

Thanks so much, mate!

Cheers!

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