12 ore 16 min, 25 gen 1932 anni - Chadwick
Descrizione:
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.
Aggiunto al nastro di tempo:
Data:
12 ore 16 min, 25 gen 1932 anni
Adesso
~ 93 years ago
Immagini:
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