12 h 16 m, 25 ene 1932 año - Chadwick
Descripción:
Chadwick discovered the neutron, and how they are located in the center of the atom with the protons. Concluded that neutrons neither have a positive nor negative charge but contribute to the atomic weight with the same effect as the protons.Añadido al timeline:
fecha:
12 h 16 m, 25 ene 1932 año
Ahora mismo
~ 93 years ago