Radioactivity (AQA A-Level Physics): Flashcards
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Practise the cards
10 cards from this deck
Evidence from Rutherford scattering
Evidence from Rutherford scattering
Existence of a nucleus within the atom
Model challenged by Rutherford scattering
Model challenged by Rutherford scattering
Plum pudding model
Description of plum pudding model
Description of plum pudding model
Sphere of +ve charge with electrons distributed evenly
Particle type used in Rutherford's experiment
Particle type used in Rutherford's experiment
Alpha particles
Target material in Rutherford's experiment
Target material in Rutherford's experiment
Gold foil
Behaviour of most alpha particles
Behaviour of most alpha particles
Passed straight through with no deflection
What most particles passing through indicated
What most particles passing through indicated
Atoms are mostly empty space
Behaviour of small fraction of alpha particles
Behaviour of small fraction of alpha particles
Deflected at large angles
What large angle deflections suggested
What large angle deflections suggested
Concentrated positive charge
Key feature of Rutherford's nuclear model
Key feature of Rutherford's nuclear model
Small, dense, positively charged nucleus