26 juill. 1810 - John Dalton proposes the first atomic theory 1. All matter is made up of tiny invisible particles 2. Atoms of the same element are the same 3. Atoms of different elements are different 4. Atoms combine to form coumpunds
Ajouté au bande de temps:
Date:
26 juill. 1810
Maintenaint
~ Il y a 213 ans
