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Oxygen Project

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Transcript

  • 1. Oxygen Created by: Corey Maynard Period:1
  • 2. General Information
    • Symbol: O
    • Atomic Number: 8
    • Atomic mass: 16
    • Group Name: Chalcogen
    • Group Number:16
  • 3. Classification of Oxygen
    • Boiling point: -297 degrees F (-183 degrees C)
    • Melting point: -361 degrees F (-219 degrees C)
    • Class: Non-Metallic
  • 4. Historical Information
    • Discovered in: 1774
    • Discovered by: Joseph Priestley and Carl Scheele
    • Discovered at: England and Sweden
    • Word Origin: From the Greek words “oxy genes” meaning “acid” (sharp) and “forming” (acid former)
  • 5. Additional Information.
    • Oxygen is found in over 45% of earths crust
    • Color: None
    • Natural isotopes: 16O, 17O, and 18O
    • Hazards: Pollution
  • 6. Elements Oxygen is in.
    • Gold (Au2O3)
    • Berkelium (BKO3)
    • Platinum (PtO2)
    • Plutonium (PuO2)
    • Curium (CmO2)
  • 7. Uses and Availabilities
    • Breathing (animals need it in air or water)
    • Oxidation (burns)
    • 21% of the atmosphere
    • Most elements
    • Plants and animal respiration
    • Nearly all combustion
    • No hardness or elasticity
  • 8. Liquid Oxygen
    • Symbol: Lox, LOX, lox
    • Color: pale blue
    • Boiling point: 90k (-296 degrees F, -183 degrees C)
    • Freezing point: 51k (-233 degrees C)
    • Expansion ratio: 861:1 at 68 degrees F (20 degrees C)
    • Uses: commercial & military air crafts as source of breathing, rocket fuel
  • 9. Resources
    • http://www.google.com/firefox?client=firefox-a&rls=org.mozilla :
    • http://en.wikipedia.org/wiki/Liquid_oxygenn-US :
    • http://www-safety.deas.harvard.edu/services/oxygen.html
    • http://images.search.yahoo.com/search/images?p=oxygen&toggle=1&cop=mss&ei=UTF-8&fr=yfp-t-701
    • http://www.answers.com/topic/oxygen