Question

DEFINE


HALOGENS
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Answer 1

Answer:

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A halogen is one of a group of chemical elements that includes chlorine, fluorine, and iodine. Halogens are often used in lighting and heating devices.

Answer 2

Answer:

any of the elements fluorine, chlorine, bromine, iodine, and astatine, occupying group VIIA (17) of the periodic table. They are reactive non-metallic elements that form strongly acidic compounds with hydrogen from which simple salts can be made.

Explanation:

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