Atom timeline

By Logan R
  • Solid sphere model

    Stated that all atoms are indivisible. a given element is identical, and compounds are different combinations of atoms.
  • Plum pudding model

    He discovered electrons. Electrons were scattered around the spherical cloud.
  • Nuclear model

    Discovered a positive charge in the nucleus.
  • planetary model

    Stated that electrons move around the nucleus. Electron energy was quantized.
  • quantum model

    Stated that electrons dont move in a set path but in waves. it is impossible to know the exact location of the electrons
  • todays date