21 giug 1911 anni - Ernest Rutherford - Discovery of Nucleus and Planetary Model (1911)

Descrizione:

Rutherford is credited for the discovery of the dense core of an atom called a nucleus. The nucleus itself consisted of positively charged particles known as protons. He stated that electrons orbited around the nucleus, like planets orbiting the sun, hence the model is referred to as the "Planetary Model",

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