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 Barium 

  • Discovered by Humphry Davy in 1808

  • Atomic Radii: 253 pm

  • Melting Point: 727°C

  • Boiling Point: 1845°C

 

 Applications:

  • fireworks (green)

  • barium sulfate found in cosmetics

  • barium sulfate is consumed to differentiate parts of the digestive system when x-rayed

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