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2 Atomic Structure

Atomic Structure

QuestionAnswer
discovered the nucleus of an atom rutherford
proposed the planetary model for atomic structure niel bohr
discovered the electron JJ Tomson
bombarded gold foil with helium nuclei rutherford
used a cathode ray tube and discovered that electrons are negatively charged particles JJ Tompson
discovered the neutron chadwick
calculated that the nucleus was 1/10000 the diameter of the atom rutherford
stated the atomic theory John Dalton
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