-
Dalton
1803 he revealed the concept of Dalton’s Law of Partial Pressures. Also in the 1800s, he was the first scientist to explain the behavior of atoms in terms of the measurement of weight -
Thomson
Discovered the electron. -
Thomson
Suggested a model of the atom as a sphere of positive matter in which electrons are positioned by electrostatic forces. -
Einstein
As part of his Special Theory of Relativity, he made the intriguing point that a large amount of energy could be released from a small amount of matter. This was expressed by the equation E=mc2 (energy = mass times the speed of light squared). -
Rutherford
Rutherford discovered the nucleus of an atom -
Bohr
Bohr published his model of atomic structure. He said that electrons order the nucleus within energy levels. -
Schrodinger
A model of the atom was developed by Erwin Schrodinger i -
de Broglie
Introduced his theory of particle-wave duality -
Heinsenburg
Created his theory of quantum mechanics, published in 1925
