chlorine structure, Cl2: chlorine gas consists of two chlorine atoms covalently joined.
CHLORINE: is yellow green poisonous gas that is used extensively as a bleach and a disinfectant and in plastic production. Used as a chemical weapon in World War 1.
ELEMENT SYMBOL: Cl
ATOMIC NUMBER: 17
ATOMIC WEIGHT (relative atomic mass): 35.45
ORIGIN OF NAME: from the Greek chloros, meaning green