-
330
Solar System Atomic Model
-
375
Plato
He believed tha that the sun, stars and planets were made of atoms. -
400
The Alchemists
Aristotle and Plato believed the earth, fire, air and water approac. -
Period: 400 to
Atomic Model Timespan
-
430
Domocritus
He wanted to know if or how much an atom could be broken up to. -
Robert Boyle
He discussed the idea of atoms existing. -
Lavoiser
He named Oxygen. He cumbustion theory. -
Daltons Model
His ideas led to the acceptance of Atoms. -
Dmittri Mendeleev
He developed the first periodic table. -
Thompson Plum Pudding Model
He had the idea that Atoms were broken down to even smaller particles. -
The Curies-Pierre Marie
They found Uranium. -
Bohr's Model
According to Bohr’s atomic model, electrons move in definite orbits around the nucleus. -
Albert Einstein
He mathmaticly proved the theory of Atoms. -
Ernest Rutherford
He discovered electron circling around the nucleus like planets do to the sun. -
Henry G. J. Mosely
rearranged the periodic table by using the atomic number instead of atomic mass to represent the progression of the elements. -
Electron Cloud Model
-
Rutherfords Gold Foil Experiment
