Multiple choice general knowledge science & technology

Who discovered the electron?

  1. Sir J J Thomson

  2. Eduard Jenner

  3. Albert Einstein

  4. None of these
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A Correct answer
Explanation

J.J. Thomson discovered the electron in 1897 through his cathode ray tube experiments. Eduard Jenner developed the smallpox vaccine, and Albert Einstein is known for relativity theory, not particle physics discoveries. Thomson received the Nobel Prize in Physics in 1906 for this discovery.

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