Nuclear Radiation Honors - Discovery Table Flashcards
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5 Terms
Who discovered Atomic Theory, what was the experiment they did, what was their model of the atom, and what year did they discover it in?
John Dalton, Scientific Laws, Solid Sphere, 1808
Who discovered electrons, what was the experiment they did, what was their model of the atom, and what year did they discover it in?
J.J. Thompson, Cathode Rays, plum pudding model, 1897
Who discovered the nucleus, what was the experiment they did, what was their model of the atom, and what year did they discover it in?
Ernest Rutherford, gold foil experiment, nuclear model (dense positively-charged core), 1911
Who discovered the proton, what was the experiment they did, what was their model of the atom, and what year did they discover it in?
Ernest Rutherford, shooting alpha particles in nitrogen gas, proton model, 1919
Who discovered the neutron, what was the experiment they did, what was their model of the atom, and what year did they discover it in?
James Chadwick, shooting alpha particles at Beryllium, neutron-proton model, 1932