centilitre centiliter Chlorine is (at room temperature) a greenish-yellow trace that can be readily liquefied at 5170 Tarr or 6.8 atmospheres, at 20 C (68 F), and has a very tetchy odor. Its Element Symbol is Cl, nuclear number is 17, and atomic mass is 35.453. Chlorines melting point is -101 C or 149.8 F. The boiling point is -34.05 C or -29.29 F, at one atmosphere pressure. Chlorine is a member of the halogen group. Chlorine was discovered by Swedish scientist Karl Wilhelm in 1784, but he first thought it was a compound, rather than an element.
In 1810, Sir Humphrey Davy named it Chlorine, from the Hellenic word meaning "greenish-yellow". Chlorine is used in bleaching agents, disinfectants, monomers (plastics), solvents, and pesticides. It is withal used for bleaching paper pulp and other organic materials, preparing bromine, (a brutal element that at room temperature is a dark, reddish-brown), tetraethyl lead, and killing germs in water...If you want to get a full essay, order it on our website:
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