1 ene 1807 año - John Dalton
Descripción:
John Dalton created the atomic theory. In his atomic theory there was five main postulates. These five postulates were;
- All matter is composed of atoms.
- Atoms cannot be destroyed or created.
- All atoms of the same elements are identical.
- Chemical reactions occur when atoms are
rearranged.
- Compounds are formed by the combination of
2 or more different kinds of atoms.
John Dalton did have some experimental evidence as he worked with several different gases.
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fecha:
1 ene 1807 año
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~ 217 years ago