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CHLORINE

CHLORINE

Chlorine was discovered in its gaseous form in 1774 by Karl W.Scheele, a Swedish Chemist, when he heated a black oxide of Manganese with Hydrochloric acid.

                                                                      Heat

             MnO2    +    4HCl            ———————–>    MnCl2   +  Cl2   +   2H2O

chlorine preparation

                         

The chlorine thus liberated is a strong-smelling,greenish-yellow gas with a pungent odor ; it is extremely irritating to mucous membranes.

Chlorine is in the group of Hydrogen family. Chlorine is the most unusual and versatile chemical, since its properties different from its stages like Gaseous, Liquid and aqueous. For that reason only its each states will be treated separately.

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24 Responses to “CHLORINE”

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