Chlorine-35

Chlorine was discovered 1774 by Carl Wilhelm Scheele. The chemical symbol for it on the periodic is Cl. It is used in swimming pools as chlorine dioxide. Chlorines classification is a halogen. Halogen means salt maker and all halogens have an oxidation number of -1 at room temperature. The chlorine atom has 17 electrons and protons, and 18 neutrons. There are 3 electron shelves in the atom. It also has a density of 3.214 g/cm cubed so it will sink in water.







This is a video of a chlorine atom drawing-

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