Atomic Moldel

Timeline created by 750440
  • John Dalton

    He studied color-blindness. He was the first person to discover that all matter was built up of atom and a chemical reaction is a rearrangement of atoms
  • Bohr

    Bohr investigated atomic structure and radiation
  • Rutherford

    Shot a beam of alpha rays at a sheet of gold foil. Most of the particles went though the sheet but some bounced back.
  • Thomson

    He had to make alot of experiments to find out his theory. He investigated cathode rays and he said that the rays were made up of electrons and they were streams of particles smaller tham atoms