5 h 27 min, 13 janv. 1803 ans - Dalton
Description:
Dalton's contribution was that his atomic theory stated that elements consisted of tiny particles called atoms. His theory also states that chemical reactions involve the re arrangement of combinations of atoms.Ajouté au bande de temps:
Date:
5 h 27 min, 13 janv. 1803 ans
Maintenaint
~ Il y a 221 ans
