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Plato Introduced the atomic theory in which ideals geometric forms serve as atoms -
Natural Laws, nothing is actually something, light of stars -
Breaking down the chemical compositon of the 4 basic elements of their time, Fire, earth, wind, and water. -
Developed the atomic theory that matter is made up up of tiny particles that he called corpuscles -
Mass is not destroyed in chemical reactions and named oxygen -
First evidential experiment evidence of the existence of matter -
Research on gas, volume, pressure and tempature -
He created the periodic Table -
Measured the change of the electrons using his famous oil drop. -
Discovery of the Electron using the cathode -
Discovered polonium and radium -
Mathematically proved the existence of atoms -
He discovered the nucleus, set forth the laws of radioactive decay, and identified alpha particles as helium nuclei. -
Made by JJ thomson and it was a scientific model of the atom -
Henry Mosley discovered a systematic relation between wavelength and atomic number. -
A mathematical model of the Sun that describes its structure, composition, energy production, and evolution. And was made by Bohr -
The electron cloud model is a model of an atom that shows the most probable position of electrons -
He discovered Wave mechanics of electrons in an atom -
He is responsible of the discovery of the neutron -
Quantum concept energy is a system to distain discrete value