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15 ago 1904 ano - Plum Pudding Model: Created by J.J Thomson; Negative electrons represent raisins, embedded in the dough (a positively charged substrate); The atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges

Adicionado na linha do tempo:

Data:

15 ago 1904 ano
Agora
~ 121 years ago

Imagens: