dec 7, 1803 - 1803-John Dalton
Description:
John Dalton's model name is Dalton atomic theory and his major contribution id the 4 main points. The first main point is All the elements are composed of tiny indivisible particles called atoms. The second point is all atoms of the same elements are the same,atoms of different elements are different. The third point is join will other atoms new substance. The last point is atoms of one elements. John Dalton's model did not differ because he was the first one
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Atomic Model Timeline
by Ketia Viel
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