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12 questions from this quiz
Protons and neutrons
-1
1×10−101 × 10^{-10}1×10−10 m
10,000 times smaller
Tiny spheres that cannot be divided
Ball of positive charge with negative electrons in
Went straight through the foil
Mass is concentrated in the centre
Energy levels or shells
Neutron
Electron moves to higher energy level
No overall charge
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