| ing that they must have a small core | |
|---|---|
| Describe the qualitative difference between scattering off positively charged nucleus and electrically neutral plum pudding atom• series of experiments 1908-1913 by Hans Geiger and Ernest Marsden, directed by Ernest Rutherfofrd, at the University of Manchester, proving the existence fo the atomic nucleus through alpha particle scattering on gold foil |
.
.