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14 gen 1932 anni - James Chadwick discovers the Neutron

Descrizione:

A neutron is a positively charged electron.

Aggiunto al nastro di tempo:

Atomic timeline - Noah Turnquist and Trent Oberreit

ByNoah Turnquist

7 nov 2017

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459

Data:

14 gen 1932 anni

Adesso

~ 93 years ago

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