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Rutherford's model of the atom Rutherford’s new model described the atom as a tiny, dense, positively charged core called a nucleus surrounded by lighter, negatively charged electrons. Another way of thinking about this model was that the atom was seen to be like a mini solar system where the electrons orbit the nucleus like planets orbiting around the sun. (9h 19min, jan 19, 1904 y – jan 1, 1911)

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Date:

9h 19min, jan 19, 1904 y
jan 1, 1911
~ 6 years and 11 months