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apr 4, 1932 - Discovery of the Neutron

Description:

By bombarding beryllium atoms with alpha particles, James Chadwick identifies a subatomic particle with no charge that he calls the neutron.

Added to timeline:

History of the atom

ByBrooks Hubenett

21 Oct 2018

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327

Date:

apr 4, 1932

Now

~ 93 years ago

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