7 abr 1803 ano - John Dalton's atomic theory
Descrição:
• All matter is composed of atoms
• Atoms cannot be made or destroyed
• All atoms of the same element are identical
• Different elements have different types of atoms
• Chemical reactions occur when atoms are rearranged
• Compounds are formed from atoms of the constituent
elements.
The different elements' atoms are distinguished by their weights.
Adicionado na linha do tempo:
Atom history
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