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Period: to
The Atom
Created May 4th, 2015 by Matthew Gilmore. -
Newton has the atom theory some time during 1704.
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Dalton solid sphere model
Dalton said atoms were indestructable, microscopic spheres. -
Thompson: The Plum Pudding Model
Thompson said that electrons were surrounded by a positive feild of energy, sometime in 1904. -
Rutherford: The Nuclear Model
Ruther ford disproved Thompson's plum pudding model by firing alpha rays at foil. Some rays were reflected. -
Bohr: The Bohr (Planetary) Model
Bohr said that negatively charged electrons orbit a positively charged nucleus at a fixed distance. -
Schrodinger: Quantum Mechanics Model
Schrodinger introduced the idea of the electron cloud. The denseity of the cloud determines the likely-hood of finding an electron.