2. Fluorine By Jonathon Tillis Period 1

3. Discovery Fluorine was first identified by Carl Wilhelm Scheele in 1771.Fluorine was first identified by Carl Wilhelm Scheele in 1771. Fluorine was first isolated by Henri Moissan in 1886, when he noted the inclusion of fluorine in crystals of fluorspar from Quincie.Fluorine was first isolated by Henri Moissan in 1886, when he noted the inclusion of fluorine in crystals of fluorspar from Quincie.

4. Fluorine Atomic Number : 9Atomic Number : 9 Atomic Mass : 18.9984Atomic Mass : 18.9984 Melting Point : - 219.62 CMelting Point : - 219.62 C Boiling Point : -188.1 CBoiling Point : -188.1 C Density : 1.7Density : 1.7

5. Fluorine Fluorine is an element which widely distributed, but not very abundant. However, because of its high reactivity is not found naturally in its elemental state.Fluorine is an element which widely distributed, but not very abundant. However, because of its high reactivity is not found naturally in its elemental state. Fluorine is the most electronegative and reactive of all elements.Fluorine is the most electronegative and reactive of all elements. It is a pale yellow, corrosive gas, which reacts with most substances.It is a pale yellow, corrosive gas, which reacts with most substances. Finely divided metals, glass, ceramics, carbon, and even water burn in fluorine with a bright flameFinely divided metals, glass, ceramics, carbon, and even water burn in fluorine with a bright flame Fluorine is part of the Halogen FamilyFluorine is part of the Halogen Family

6. Electron Configuration Electron Configuration: [He] 2s2 2p5Electron Configuration: [He] 2s2 2p5

7. Manufacturing Fluorine is made on the industrial scale by the electrolysis of fused acid potassium fluoride in a copper vessel using graphite electrodes at currents up to 2,000 amperes.Fluorine is made on the industrial scale by the electrolysis of fused acid potassium fluoride in a copper vessel using graphite electrodes at currents up to 2,000 amperes. The fluorine gas is piped in steel or copper vessels and compressed up to 400 lb/in2 in nickel and steel cylinders.The fluorine gas is piped in steel or copper vessels and compressed up to 400 lb/in2 in nickel and steel cylinders.

8. Uses Fluorine is used in the manufacture of Freon, which is used as a refrigerant.Fluorine is used in the manufacture of Freon, which is used as a refrigerant. Fluorine is used in the manufacture of uranium hexafluoride which is required for the separation of the isotopes of uranium.Fluorine is used in the manufacture of uranium hexafluoride which is required for the separation of the isotopes of uranium. Fluorine is used in the synthesis of organic fluorine compoundsFluorine is used in the synthesis of organic fluorine compounds.

9. Uses more than 100 commercial fluorochemicals, including many well known high- temperature plastics.more than 100 commercial fluorochemicals, including many well known high- temperature plastics. Hydrofluoric acid etches the glass of light bulbsHydrofluoric acid etches the glass of light bulbs fluorides are added to water supplies to prevent dental cavities.fluorides are added to water supplies to prevent dental cavities. Elemental fluorine has been studied as a rocket propellantElemental fluorine has been studied as a rocket propellant

10. Price Fluorine costs about $48

11. Dangers Fluorine and the fluoride ion are highly toxic.Fluorine and the fluoride ion are highly toxic. The fluorine has a characteristic pungent odor.The fluorine has a characteristic pungent odor. Fluorine reacts explosively with hydrogenFluorine reacts explosively with hydrogen Fluorine reacts violently with water forming hydrogen fluorideFluorine reacts violently with water forming hydrogen fluoride Fluorine also reacts with sulphur, selenium, and tellurium, which melt and ignite in the gasFluorine also reacts with sulphur, selenium, and tellurium, which melt and ignite in the gas causes severe chemical burns on contact with the skincauses severe chemical burns on contact with the skin