Timeline of the history of the atom

The Schrödinger model assumes that the electron is a wave and tries to describe the regions in space, or orbitals, where electrons are most likely to be found.

Erwin Schrödinger

The Bohr model shows the atom as a small, positively charged nucleus surrounded by orbiting electrons

Niels Bohr

is known for his pioneering studies of radioactivity and the atom

Ernest Rutherford

HISTORY OF THE ATOM

experiments with cathode ray tubes showed that all atoms contain tiny negatively charged subatomic particles or electrons

J.J. Thomson

was the first complete attempt to describe all matter in terms of atoms and their properties

John Dalton

1887- 1961

1885- 1962

1871- 1937

1856- 1940

1766- 1844

TIMELINE OF THE