17 marzo 1932 anni - james chadwick
Descrizione:
played a vital role in the atomic theory, as he discovered the Neutron in atoms. Neutrons are located in the center of an atom, in the nucleus along with the protons. They have neither a positive nor negative charge, but contribute the the atomic weight with the same effect as a proton.Aggiunto al nastro di tempo:
Data:
17 marzo 1932 anni
Adesso
~ 92 years ago
