AsiaDeas4078
20.01.2021 •
Chemistry
PLEASE HELP
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Ответ:
Halogen, any of the six nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic table. The halogen elements are fluorine (F), chlorine (Cl), bromine (Br), iodine (I), astatine (At), and tennessine (Ts).
I hope this helps you.