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Which scientist discovered that the positive charge of an atom appeared to be concentrated in a very small core, or nucleus, of the atom? A) Ernest Rutherford B) J.J. Thomson C) Niels Bohr D) John Dalton

Answer»

Thomson's PLUM pudding MODEL was DISPROVED in 1909 by ONE of his former students, Ernest Rutherford, who discovered that most of the mass and positive charge of an atom is concentrated in a very small fraction of its volume, which he assumed to be at the very center.Explanation:done bye man



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