what are halogens????
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Answer:
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any of five chemical substances that are not metals and that combine with hydrogen to form strong acid compounds from which simple salts can be made.
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Answer:
The halogens are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine. The artificially created element 117, tennessine, may also be a halogen. In the modern IUPAC nomenclature, this group is known as group 17
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