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Published on Nov 22, 2015

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PRESENTATION OUTLINE

1.

HAFNIUM

  • The symbol is hf
  • It is a solid at room temp.
  • It is silver
Photo by Kalense Kid
2.

HISTORY

  • Dirk Coster and George de Hevesy discovered it
  • It was discovered in 1923
  • It was discovered at the University of Copenhagen
3.

USES

  • It has excellent chemical properties
  • It is extremely corrosion-resistant, making hafnium conducive to producing reactor control rods in nuclear submarines
Photo by garybembridge

Kaeli Johnson