Atomic Theory

By Madisson_18
  • John Dalton

    John Dalton

    John dalton was born

  • John Dalton discovered the atomic theory.

    John Dalton was one of the first to develop an atomic model. He thought that the atom was the smallest possible component of matter.

  • John Dalton died.

  • JJ Thomson

    JJ Thomson

    Joesph John Thomson was born.
  • Robert Milikan

    Robert Milikan

    Robert Milikan was born.
  • Ernest Rutherford

    Ernest Rutherford

    Ernest Rutherford was born.
  • Niels Bohr

    Niels Bohr

    Niels bohr was born.

  • JJ Thomson discovered the electrons.

    He discovered the electrons

  • Robert Milikan did the oil drop experiment.

    He determined the size of the electron.

  • Ernest Rutherford discovered the alpha and beta rays

    The first to discover that atoms have a small charged nucleus surrounded by largely empty space, and are circled by tiny electrons.

  • Niels Bohr discovered the nucleus

    discovery of the nucleus and development of an atomic model.

  • Ernest Rutherford died

    October 19, 1937, Cambridge, United Kingdom

  • JJ Thomson died.

    August 30, 1940

  • Robert Milikan died

    December 19, 1953, San Marino, CA

  • Niels Bohr died