the atom

  • Created by: rxbyw
  • Created on: 18-01-19 20:32

history of the atom:

the plum pudding model:

JJ thompson discovered electrons

he suggested atoms were spheres of + charge with - electrons scattered inside

the alpha particle scattering experiment:

scientists fired alpha particles at thin gold foil

they expected them to go straight through

some particles were deflected a bit or back

this showed that:

most of the atom is empty space-particles passed straight through

nucleus has big + charge-+ charged particles were deflected at…


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