Question

what is the definition of cniorine​

Answer 1

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✒greenish-yellow gas with a strong smell, that is used for making water safe to drink or to swim in

➡it is chlorine not cniorine

Answer 2

Answer:

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Chlorine is a chemical element with the symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them. Chlorine is a yellow-green gas at room temperature.