atomic model timeline

By daddychill12
  • 500 BCE

    the alchemist

    the alchemist
    developed the theory that all metals are composed of mercury and sulfur. Also that is possible to change base metals into gold.
  • 492 BCE

    Democritus

    Democritus
    Democritus is an ancient Greek Philosopher who first used the word "atom".
  • 460 BCE

    Plato

    Plato
    Plato introduced the atom theory in which idle geometric forms serve as atoms, according to which atoms brake down mathematically into triangles.
  • 322 BCE

    Aristole

    Aristotle provided us with the knowledge of natural science including physics, which gives a vast amount of information on astronomy, meteorology, plants, and animals.'

  • Robert Boyle

    Robert mainly studied gases he discussed the possibility of atoms existing. However his work was greatly impeded by the church.

  • Lavoisier

    He was a French chemist, who is considered the founder of modern chemistry

  • John Dalton

    British Chemist and physicist who developed the atom theory upon which modern physical science if founded matter is composed of atoms.

  • Dmitri Mendeleev

    Dmitri was one of the founders of the Russian chemical societ.

  • The curies

    Pierre Curie and his wife Marie curie stated that Radioactive materials

  • J.J Thomson

    J.J Thomson was the first to discover electrons.

  • Albert Einstein

    he was know as the special and general theories of relativity and for his intelligent hypothesis concerning the particle nature of light

  • Robert Millikan

    American Physicist, bets known for his work in atomic physics and Major science dealing with fundamental constituents.

  • Ernest Rutherford

    British Physicist became a noble laureate for is theory of the atom.

  • Neils Bohr

    Neil Bohr was a Danish physicist who made foundational contributions to understand atomic structures and quantum theory.

  • Henry G. J. Moseley

    Mr. Mosely was an English Physicist who experimentally demonstrated that the major properties of an element are determined by the atomic number.

  • Werner Heisenberg

    Mr. Heisenberg contributed to atom theory through formulating quantum mechanics in terms of matrices in discovering the uncertainty principle.