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13 cards from this deck
J.J. Thomson
Positive background with negative electrons scattered throughout
First model to include electrons
Ernest Rutherford
Alpha particles (tiny positive particles)
Went straight through
Bounced back at large angles
Tiny, dense, positive nucleus
Empty space
Niels Bohr
Only in specific energy levels (shells/orbits)
Jump between levels by gaining/losing energy
His calculations matched experimental observations
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