30
/ru/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
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2

31 дек 1931 г. - James Chadwick discovered that atoms consisted not only of protons and electrons but also neutrons. Chadwick discovered the neutron, a neutral subatomic particle that has approximately the same mass as a proton. Neutrons occupy the nucleus of the atom.

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31 дек 1931 г.
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~ 92 г назад

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