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Radium was discovered by

  • A.Ernst haeckel
  • B.Willard libby
  • C.Marie and Pierre Curie
  • D.Edward teller

Answer: C

Marie and Pierre Curie discovered radium.

They isolated it from pitchblende in 1898, along with polonium, processing tonnes of ore for a fraction of a gram. Marie received the 1911 Nobel Prize in Chemistry for it.

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