Question

Which element is a halogen?

chlorine (Cl)
oxygen (O)
carbon (C)
radon (Rn)
Answered by GPT-4o mini
Chlorine (Cl) is a halogen. Halogens are found in Group 17 of the periodic table and include fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).
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