FLOURINE

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FLOURINE
By Barry Himmelhoch Robert Woolums
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Who discovered it?When did they discover
it?Where did they discover it

• Date of Discovery 1886
• Discoverer Joseph Henri Moissan
• Where Unknown, though the first recorded use of
  a fluorine compound dates to around 1670 to a set
  of instructions for etching glass that called for
  Bohemian emerald (CaF2).

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HOW WAS AND IS FLOURINE USED?

• Used In The Old Days As
• etching glass
• Now Used For
• city water supplies in the proportion of about
  one part per million to help prevent tooth decay
• Fluorine and its compounds are used in producing
  uranium
• more than 100 commercial fluorochemicals
• Elemental fluorine has been studied as a rocket
  propellant

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DUDE!!! Look At All These Props!

• There are 9 Protons and Electrons in the atom
• There are 10 Neutrons in the atom
• ISOTOPES
• F-18
• F-19

• Isotope Half-Life
• 1.8 hours
• Stable

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AWESOME PHYSICAL AND CHEMICAL FACTS OF FLOURINE!

• Physical Property
• Gas
• Pale Yellow In Color
• Chemical Property
• Melting Point -219.62 C (53.530006 K,
  -363.31598 F)
• Boiling Point -188.14 C (85.01 K, -306.652 F)

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What is this THING?

• FLOURINE IS A HALOGEN!!
• BOHR MODEL OF THE FLOURINE ATOM