Which elements are halogens? Check all that apply. Chlorine (Cl) oxygen (O) carbon (C) radon (Rn) iodine (I) gallium (Ga).

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Smokefoot · Answer 1 · 2022-01-10T13:53:22+0000

Answer:

Chlorine, and iodine

Step-by-step explanation:

The halogens contain 7 valence electrons and are always in the group to the left of the noble gases (preferably group 17) By looking at the halogen board, whatever symbol is in the board will apply here

Which elements are halogens? Check all that apply. Chlorine (Cl) oxygen (O) carbon (C) radon (Rn) iodine (I) gallium (Ga).

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