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Elements

Elements. Student March 7, 2011 3 rd Block. Boron. Who: Sir Humphrey Davy When: 1808 Where: England. Boron (continued).

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Elements

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  1. Elements Student March 7, 2011 3rd Block

  2. Boron • Who: Sir Humphrey Davy • When: 1808 • Where: England

  3. Boron (continued) • Uses: 1. Can be used in enamels for washing machines and refrigerators. 2. Used in water softener in washing powders. 3. Rocket fuels. 4. Controls of insects like spiders and ants. • Hazards: 1. Can be very toxic if it builds up. 2. Can cause cancer.

  4. Carbon • Known since ancient times. • Uses: 1. Basis of fuel like coal and oil. 2. Good lubricant as graphite. 3. Used in ink. 4. Jewelry. • Hazards: 1. Toxic 2. Flammable and explosion warnings.

  5. Fluorine • Who: Henri Moissan • When: 1886 • Where: France • Uses: 1. Used in High Temperature plastics. 2. Etching the glass of light bulbs. 3. Air conditioning and refridgeration. • Hazards: 1. Toxic 2. Can cause lung and eye irritation.

  6. Nitrogen • Who: Daniel Rutherford • When: 1772 • Where: Scotland

  7. Nitrogen (continued) • Uses: 1. Used in ammonia (like fertilizer production) 2. Used in electronics 3. Stainless steel 4. Transport for food products • Hazards: 1. Compounds such as ammonia are toxic 2. Other compounds with nitrogen are lethal

  8. Neon • Who: Sir Ramsay and Morris W. Travers • When: 1898 • Where: London England

  9. Neon (continued) • Uses: 1. Advertising signs 2. Mixed with helium to make gas lasers • Hazards: Denys the body access to oxygen

  10. Resources • http://www.webelements.com • http://www.bing.com/images/search?q=blue+neon+lights&view=detail&id=AA1A07FC52BD109ECCA4061E348A1F5DDF4E6159&first=1&FORM=IDFRIR&adlt=strict • http://www.bing.com/images/search?q=elements+boron&view=detail&id=6BC2EED10013DBFA81C89A188F11ACB5A636DB23&first=1&FORM=IDFRIR&adlt=strict • http://www.bing.com/images/search?q=elements+carbon&view=detail&id=0FCC893054ECEF922523C323D3D23DB5475F4AB8&first=1&FORM=IDFRIR&adlt=strict • http://www.bing.com/images/search?q=elements+nitrogen&view=detail&id=49E25583F0D714A4C0378956D5B8E540AB6D9F63&first=1&FORM=IDFRIR&adlt=strict • http://www.bing.com/images/search?q=elements+neon+lights&view=detail&id=6A8D8425FB6764503E3BD15C793AF23584B544FE&first=1&FORM=IDFRIR&adlt=strict

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