Thomson's Atomic model. Sir Joseph John Thomson, in 2440 (1897) (Sir Joseph John Thomson), British scientists have interests that occurred in the second tube, cathode ray tube, make cathode ray cathode ray studies from the trial of Thompson and the other scientists make Thomson has information about atoms. He proposed a model of the atom that atoms are composed of protons, which are spherical prachubuak and electrons, which have a negative charge spread evenly and in general the electrical neutral atom is the number of protons equals the number of electrons is always.
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