Chlorine

By:Juliet Nelson and Taylor Compton ** The symbol for Clorine is: Cl. The atomic number for Chlorine is: 17. The atomic mass/volume for Chlorine is: 35.4527. **Numbers of Protons? Neutrons? Electrons?** The number of protons in Chlorine is 17. The number of neutrons in Chlorine is 18. The number of electrons in Chlorine is 17.
 * CHLORINE
 * What are Chlorine's symbol, atomic number and atomic mass/volume? **

**Melting Point? Boiling Point?** The melting point for Chlorine is -100.98 celsius. The boiling point for Chlorine is -34.6 celsius. **What is the normal phase for Chlorine?** The normal phase for Chlorine is gas. ** [] More information: ** In 1774 Carl Wilhelm Scheele discovered Chlorine. Chlorine is classified in the nonmetal group. It belongs to the Halogen family.Chlorine got it's name from the Greek word, khlores, meaning green. Chlorine is used in WW1 as a choking gas. Chlorine is the most commonly made chemical in the United States. It's most important use is to bleech paper and cloth. It is also used to make pesticides, which is also known as insect killers and rubber. ** How do you Know if you are Exposed to Chlorine and what can you do to fix it? ** You may cough, feel chest tightness, have a burning throat or eyes, watery eyes and/or nasea and vomiting. But if you show these signs, it does not necessarily mean you have been exposed to Chlorine. If you are exposed to Chlorine and realize it, then move away from the area where you think you were exposed to Chlorine, wash your clothes and your body, then get medical care as soon as possible.

**Interesting Facts:** 1. The inventor of Chlorine was a swedish scientist. 2.Chlorine mixes with other elements. 3.Sodium Chloride is the most common compound containing Chlorine and has been around and in use since 3000 B.C 4. Halogen(the family that Chlorine is in) means "salt-former." 5. Chlorine is a yellowish-greenish color. 6.Chlorine is used to disinfect water(this is why Chlorine is in pools) 7. Chlorine is poisonous to the humans respiratory system. 8. Even though Chlorine is poisonous to the humans respiratory system(see interesting fact 7) there is not enough Chlorine left in the pool after it disinfects the water to hurt anyone. 9.Chlorine is used in many different things, such as, mustard gas, paper production, medicines and plastic. 10. Chlorine containing molecules in the upper atmoshere has been connected to the destruction of the ozone layer. 11.Chlorine was given it's name in 1810 by Humphrey Davy. 12.Chlorine itself is not flammable, but it can explode of form explosive combinations with other chemicals such as turpentine or ammonia

Sources: [] [] http://www.cstephenmurray.com/onlinequizes/chemistry/readingperiodictable/metalnonmetal.htm [] []