John Dalton

John Dalton

1. Dalton was and English and English scientist who developed modern atomic theory and studied color blidnesd, a condition he had himself

   • Thompson
     • Thompson was and English physicist who discovered the eletron and proposed the "plumu pudding" model of the atom
       • Rutherford
         • Ernest Rutherford was a physicist who discovered the atomic nucleus and showed that atoms have a dense, positively charged center
           • Bohr
             • Niels Bohr was a Danish physicist who proposed the nucleus in fixed energy levels, explaining how atoms emit and absorb light.