6 Questions
Who proposed the name electron to describe the particles in electricity?
George Stoney
Who showed that electrons are negatively charged and measured the 'e/m' of the electron?
J. J. Thomson
Who measured the charge on the electron using his Oil Drop experiment?
Robert Millikan
Who proposed a simple 'plum pudding' model of the atom?
J. J. Thomson
Who discovered the nucleus of the atom and the existence of protons in the nucleus?
Rutherford
Who discovered the neutron?
James Chadwick
Test your knowledge about the history and concepts related to atomic theory, diffusion, and cathode rays. Explore the origins of the idea of the atom, John Dalton's atomic theory, and William Crookes' research on cathode rays.
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