16 jan 1932 ano - James Chadwick' Discoveries
Descrição:
 In 1932, James Chadwick supported the scientists of the time with the development of the nuclear model. However, he really shined when he discovered neutron
Info: 
Porter. Victoria. "Atom Models Timeline". Prezi. Prezi. 9 March 2011. 3 October 2017 
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