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Dalton
showed first experimental evidence to support his model of the atom (1st atomic theory) tiny invisible particles; solid mass
Thomson
developed a model of the atom in which a pos mass was embedded with neg electrons- "plum pudding model"
Rutherford
knew from the start that his model of the atom could not exist- nuclear model- protons and neutrons in nuceleus surrounded by neg electrons
Bohr
developed a model of the arom that was like our solar system- circular orbits around the nucelus
Schrodinger
his model treats the electron as behaving like a wave, not a particle, as it moves around the nucleus
Heissenberg
developed a theory in which you could not tell both the speed and position of the electron at the same time
DeBroglie
described how particles can also have a wave nature
Plank
showed that energy changed in discrete units called quanta
Hertz
described the wave nature od light and has w unit named after him
Einstein
described the particle nature of light (photoelectric effect) and did not believe om quantum mechanics
Author
pugsrule915
ID
7620
Card Set
scientists
Description
scientists
Updated
2010-02-22T01:34:25Z
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