fLUORINE

fLUORINE By Priscilla

http://www.webelements.com/

Physical PropertiesPale yellow or greenish gasNon-metalNot a conductorCorrosiveMelting Pt: -220 CBoiling Pt: -188 C

Crystalline StructureCubic

Atomic StructureAtomic Number: 9Atomic Weight: 18.998Protons: 9Electrons: 9Neutrons: 10Symbol: F

Atomic PropertiesBlock:PPeriod:2Group:17Electron Configuration:[He].2s2.2p5

Use of fluorineAs a refrigerantFreon in air conditioners

6Use of FluorineIn toothpaste to prevent decayAdd to Drinking water

AbundanceNever found free in natureFound in feldspar, fluorite, other mineralsFound in Sun, Meteorites, rocks

Chemical PropertiesCorrosiveMost reactive elementBurns with bright flameForms HF, deadly toxicReacts explosively with hydrogenOxidation number: -1

Interesting FactsCauses severe burns on skinUsed to etch glass in light bulbsFluorine Videohttp://www.youtube.com/watch?v=wm2AdknTcMI