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ATOMIC THEORY - Coggle Diagram
ATOMIC THEORY
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Erwin Schrodinger
Quantum Mechanical Model
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The closer you are to the nucleus, the better your chances of finding electrons.
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THOMSON
Plum-pudding Model
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The cathode raids were discovered to be made up of a stream of negatively charged particles 1,800 times lighter than the lightest known atom.
Discovered the existence of electrons when making cathode ray beams interact with electric and magnetic fields.
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BOHR
Planetary Model
There is a positively charged nucleus with negatively charged electrons orbiting around it in specific shells.
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All matter can be divided into smaller and smaller units. Until such a point there would be only tiny particles left that could not be divided any further.