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12h 16min, jan 25, 1932 y - Chadwick

Description:

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.

Added to timeline:

27 Oct 2017
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84
Atomic Theory Project: timeline portion

Date:

12h 16min, jan 25, 1932 y
Now
~ 86 years ago

Images:

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