17 mar 1932 ano - james chadwick
Descrição:
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.Adicionado na linha do tempo:
Data:
17 mar 1932 ano
Agora
~ 92 years ago
