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|symbol=Cl | |symbol=Cl | ||
|number=17 | |number=17 | ||
|atomic weight=35. | |atomic weight=35.453 | ||
|series=Halogens | |series=Halogens | ||
|appearance=greenish yellow,or yellowish green <br> [[image:Sample of Chlorine.jpg|150px]] | |appearance=greenish yellow,or yellowish green <br> [[image:Sample of Chlorine.jpg|150px]] |