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History of Atom Timeline 2023

By 26andersonet
  • Period: 500 BCE to

    History of Atom Timeline 2023

  • Democritus
    460 BCE

    Democritus

    Democritus suggested that all matter is made up of tiny particles.
  • John Dalton

    John Dalton

    John Dalton wrote an atomic theory that has four parts in it.
  • Dmitri Mendeleev

    Dmitri Mendeleev

    Dmitri Mendeleev made the periodic table of elements.
  • Eugene Goldstein

    Eugene Goldstein

    Eugene Goldstein discovered the proton.
  • J.J Thomson

    J.J Thomson

    J.J Thomson discovered the electron in an atom.
  • Ernest Rutherford

    Ernest Rutherford

    Ernest Rutherford discovered the nucleus of an atom.
  • Niels Bohr

    Niels Bohr

    Niels Bohr made the Bohr model.
  • Erwin Schrodinger

    Erwin Schrodinger

    Erwin Schrodinger discovered the Schrodinger wave length.
  • James Chadwick

    James Chadwick

    Proved the existence of neutrons.

  • Day 1

    I think John Dalton did the most amount of work because he wrote the laws that still hold true to this day.