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Rare Earth Elements

Rare Earth Elements. Plutonium. Atomic Number – 94 Named after Pluto (planet) Density = 19,814 kg/meter cubed Silver/White in color. Craig Replogle 5-12. Rare Earth Elements. Creation. Arthur C. Whal Glenn T. Seaborg Joseph W. Kennedy .

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Rare Earth Elements

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  1. Rare Earth Elements Plutonium • Atomic Number – 94 • Named after Pluto (planet) • Density = 19,814 kg/meter cubed • Silver/White in color Craig Replogle 5-12

  2. Rare Earth Elements Creation • Arthur C. Whal • Glenn T. Seaborg • Joseph W. Kennedy • Used a cyclotron, a particle accelerator, to obtain the isotope Pu-238 as a product of the neutron bombardment of U-235 • Made from uranium Craig Replogle 5-12

  3. Rare Earth Elements Items used in Plasma RPG shoots plutonium tipped bullets Atomic Bomb made with uranium and plutonium Craig Replogle 5-12

  4. Rare Earth Elements Fun Facts • explosion = 20,000 tons of TNT • 冥王星 = plutonium • No biological role Craig Replogle 5-12

  5. Resources Knapp, Brian. Francium to Polonium. Danbury: Grolier Educational, 2002. “Plutonium.” Encyclopedia Americana. 1999 ed.

  6. Rare Earth Elements • Neodymium • atomic number is 60. • Density-is 239 k. • The origin is Greek • Neos means new • Didymos means twin • Baron carl Auer von Welsbatch discovered Neodymium • Discovered-1885 in Vienna ,Australia • There is 60 protons and electrons and 84 neutrons. Hannah Tobler 5-16

  7. Rare Earth Elements • Uses for Neodymium: • Earphones/loud speakers • Cell phones • Super magnets • Lasers Hannah Tobler 5-16

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