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Hi I'm Democritus. I was the first person who theorized the existence of an atom
I am John Dalton. I proposed the "Billiards Ball Model" as the model for the atom.
I am J.J. Thomson. I proposed the "Plum Pudding Model" in the year 1897. I was also the one who discovered the electron through gas discharge tubes
I am Ernest Rutherford. I proposed the "Nuclear Atom Model" and discovered the Nucleus of an atom with the help of my famous Gold Foil Experiment.
I am Niels Bohr. I proposed the "Planetary Model"of the atom after improving on the "Nuclear Atom Model"
I am Erwin Schrodinger. I proposed the "Quantum Mechanical Model" which explains that the electrons can't be found in one exact spot. this is also the accepted model of the atom
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