26 janv. 1803 - In 1803, john dalton proposed of the atomic theory.
Description:
Dalton's atomic theory theorized that all matter was composed of atoms, indestructible and not being able to split in half, building blocks of the universe.Ajouté au bande de temps:
Date:
26 janv. 1803
Maintenaint
~ Il y a 222 ans