Radio Activity was Discovered by

  1. Soddy
  2. Rutherford
  3.  Becqueral
  4. Curie
Monis Rasool Professor Asked on 16th August 2015 in General Knowledge.
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1 Answer(s)

Answer: (3) Bcqueral

Anurag Mishra Professor Answered on 16th August 2015.
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