Question

the elements fluorine, chlorine, and iodine are all part of the same ____ on the periodic table. a. diagonal b. period c. row d. group

Answer 1

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!

Answer 2

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