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What are halogens
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Halogens are a group of five nonmetallic elements in Group 17 of the periodic table, consisting of fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At). They are highly reactive elements that exhibit similar properties, such as high electronegativity, low melting and boiling points, and the ability to form diatomic molecules. Halogens are commonly used in various applications, including the production of plastics, pharmaceuticals, refrigerants, and disinfectants.
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