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Text File  |  1992-08-24  |  532b  |  16 lines
  1.                                    SAMARIUM
  2. Atomic symbol - Sm
  3. Atomic weight - 150.36
  4. Atomic number - 62
  5. Electron configuration - 2-8-18-24-8-2
  6. Oxidation states - +2, +3
  7. State of matter - solid
  8. Heavy metal-brittle
  9. Discovered in 1879 by P.-É. Lecoq de Boisbaudran
  10. Boils at 1778 °C, melts at 1072 °C
  11.  
  12. Notes:
  13. Samarium is a silvery-white rare metal that has several allotropic forms. Some 
  14. uses are in special luminescent and infrared absorbing glasses, organic and 
  15. inorganic catalysis, and in electronics and ceramics.
  16.