Atomic Model and Wave-Particle Duality
Atomic Model and Wave-Particle Duality
Atomic Model and Wave-Particle Duality
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Thomson’s ‘Plum Pudding’ or‘Raisin Cake’ <strong>Model</strong> of the atom Raisins are the electrons.Positive charge <strong>and</strong> massdistributed uniformly about theatom (‘the bread’) <strong>and</strong> the sizeof the ‘bread’ is about 10 -10 m(atomic size).Rutherford asked his student to use particles fromradium as projectiles to probe this ‘raisin cake’.The sample used was a gold foil (which can be verythin).10
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