3 juin 1909 - 1909 - Ernest Rutherford Discovered, through testing with alpha particles through thin gold foil, that most of the matter in a atom is in the middle and that matter has a positive charge. In 1913, his theory was modified to include eletron shells (Niels Bohr)
Ajouté au bande de temps:
Date:
3 juin 1909
Maintenaint
~ Il y a 115 ans
