QUARTERLY

  • Democritus
    460 BCE

    Democritus

    the discovery of the atom/ the atomic theory
  • plato
    427 BCE

    plato

    the metaphysical theory and the atomic theory
  • The Alchemist
    400 BCE

    The Alchemist

    they believed they could turn lead to gold
  • Aristotle
    330 BCE

    Aristotle

    the atom
  • 4 bottom discovery’s
    330 BCE

    4 bottom discovery’s

  • robert boyle

    robert boyle

    founder of modern chemistry; (Boyles Law)
  • lavoisier

    lavoisier

    silicon, carbon, oxygen
  • john dalton

    john dalton

    Dalton’s Law of Partial Pressures
  • dmitri mendeleev

    dmitri mendeleev

    the periodic table
  • J.J thomson

    J.J thomson

    the electron
  • The curies

    The curies

    descovery of radium
  • max planck

    max planck

    plancks quantum theory of light
  • photoelectric effect

    photoelectric effect

    electrically charged particles are released from or within a material when it absorbs electromagnetic radiation
  • albert einstein

    albert einstein

    theory of relativity and (e=mc2)
  • robert millikan

    robert millikan

    elementary charge
  • Ernest Rutherford

    Ernest Rutherford

    “scattering experiment” and discovered radon
  • Henry G J Mosely

    Henry G J Mosely

    atomic battery
  • neil’s bohr

    neil’s bohr

    made a foundation for the study atomic structure and quantum theory
  • schrodinger equation

    schrodinger equation

    a linear partial differential equation that governs the wave function of a quantum mechanical system
  • Werner Heisenberg

    Werner Heisenberg

    the uncertainty relation
  • james chadwick

    james chadwick

    discovery of or existence of neutrons