In: Chemistry
Explain the development of atomic theory from Dalton's Atomic Theory to the Modern Atomic Theory. Be sure to describe the fundamental particles of the atom throughout the development of the atom. Include at least the following scientists in your discussion; JJ Thomson, Robert Millikan, Ernest Rutherford, Niels Bohr, and Werner Heisenberg. Be sure to include how they completed their research as well.
Dalton was one of the first to talk about atom.According to him..
All matter is made of atoms which are indivisible and indestructible.
Atoms of a given element have same mass.
Compounds are formed by a combination of atoms.
According to J.J.Thompson....
Atom is modeled to plum pudding where electrons represented the raisins and dough was the positive part.
According to Robert Millikan...
By his oil drop experiment he found out the mass and charge of electrons.
According to Rutherford..
atom has a tiny and heavy nucleus by his gold foil experiment.
According to Neils Bohr..
atom has a dense nucleus surrounded by revolving electrons.
According to Heisenberg...
Uncertainity of position and momentum.