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Type: Multiple-Choice
Category: Atomic Structure
Level: Grade 11
Author: Chemlover
Last Modified: 6 years ago

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Atomic Structure Question

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Grade 11 Atomic Structure

Which scientist was able to successfully able to isolate the proton in 1919?
  1. J.J. Thomson
  2. Ernest Rutherford
  3. Robert Millikan
  4. James Chadwick