Chlorine: #17
Brendan Flanagan Pd.5 12/22/15
What is Chlorine?
Discovered by Carl William Scheele in 1774 in Sweden, Chlorine is a very irritating element when in pools or hot tubs...etc. On the periodic table, Chlorine is #17. The name Chlorine comes from the Greek word “chloros” meaning “pale green”. It's symbol is Cl. It is non-metallic.
Chlorine Information.
Atomic Weight (AW), Group (G), Color (C), and Period(P).
AW: 35.453
G: 17
C: Yellowish Green
P: 3
Biology and Geology
Biology in Humans: Well known for irritating the skin in pools and hot tubs.
Geology in the Universe: Usually a war gas, you can find it as NaCl.
Other Facts
It can combine with almost any other element.
Density is 2030 kg. Melting point is 171.6K and Boiling Point is 239.11K.
Uses
This element is essential for Mammals and Plants. It is often also used in pools and other related stuff as a cleaner.