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Transcript of Element Powerpoint
Atomic #: 10
Mass #: 20.1797 Neon was discovered by Sir William Ramsay, a Scottish chemist, and Morris M. Travers, an English chemist in 1898. History Neon falls under the group name of Noble Gas, has a Group Number of 18, and Period Number 2. Background Information Neon's origin is from greek neos which means new. Extra information Neon is most commonly seen lighting signs. Example "Open" In Today's World http://www.chemicalelements.com/elements/ne.html Resources It was discovered through the study of liquefied air (Argon). Neon's earlier uses were involved in the headlights of vehicles. The number of Protons, Electrons, and Neutrons are all 10. At 293 K, Neon's density is 0.901 g/cm^3. The boiling point is at -246.1 C. and the melting point is -248.6 C. There are isotopes Ne-20, Ne-21, Ne-22. The Crystal Structure is cubic. This element is colorless, odorless, and nonflammable. http://education.jlab.org/itselemental/ele010.html http://www.chemicool.com/elements/neon.html http://www.c-f-c.com/specgas_products/neon.htm Neon is also found in glow lamps, plasma studies, fluorescent starter tubes, and gas lasers This element makes up 0.0018% of Earth's atmosphere When kept at room temperature, this element is a gas. The classification for this element is non-metal.