Tick the Most Appropriate Answer. Which of the Following Scientists Observed that Cathode Rays Consists of Negatively Charged Particles? John Dalton J J Thomson James Chadwick Democritus - Chemistry

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Tick the most appropriate answer. 

Which of the following scientists observed that cathode rays consists of negatively charged particles?

  1. John Dalton
  2. J J Thomson
  3. James Chadwick
  4. Democritus
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Solution

J J Thomson

Concept: Sub-atomic Particles of Atom
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