30 déc. 1802 - -John Dalton was a British chemist who was credited for pioneering modern atomic theory in 1803 from experimenting with gases, which led John Dalton to create the first atomic model which consisted of only a single ball, with no protons, neutrons or electrons as they had not yet been discovered.
Ajouté au bande de temps:
Date:
30 déc. 1802
Maintenaint
~ Il y a 222 ans