Rutherford Scattering (AQA GCSE Physics Combined Science): Flashcards

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Rutherford Scattering
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When did Rutherford realise most of the atom was empty space?

1911

What Rutherford realised about the atom in 1911

Most of the atom was empty space

What happened to most α\alpha particles in Gold Foil Experiment?

Went straight through

Why most α\alpha particles went straight through

Most of the atom is empty space

What happened to some α\alpha particles in Gold Foil Experiment?

Were slightly deflected

Why some α\alpha particles were deflected

Nucleus is charged, deflecting positive α\alpha

What happened to a few α\alpha particles in Gold Foil Experiment?

Deflected by >90°>90°

Why few α\alpha particles deflected by >90°>90°

Nucleus contains most of the mass

Who carried out the Gold Foil Experiment

Geiger and Marsden

Year of the Rutherford Model

1913

What is at the centre of the Rutherford Model

A positive nucleus

Where are electrons in the Rutherford Model

In a cloud around the nucleus

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