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Physics - Radiation (Model of an atom)
27/04/2023
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1 PHYSICS 2 protons 2 neutrons. Telecroh (-) 8 (gamma) → No charge (Alpha) B (Beta) ATOMIC NUMBER 40 Ca3 MASS MODULE after discovering the electron in 1897, J Thomson proposed that the atom looked like a plum pudding, to explain. the two types of static electricity, he suggested that the atom consisted of positive "dough" with many that the negatively charged negative electrons stuck. RUTHERFORD NUCLEAR MODEL OF AN ATOM Rutherfords model proposed electrons surround the in it. Element. (Calcium) NUMBER nucleus of an atom. He also claimed that the Surrounding the revolve around it in a high speed in cercular plat paths, which he named orbits. (+2) PLUM PUDDING electrons nucleus to suggest a new model for the nuclear model of an atom. ALPHA PARTICLE SCATTERING EXPERIMENT, In this experiment. positively charged alpha particles were fired at a thin gold foil. Most alpha particles went straight through the foil, but a few were scattered in different directions. The evidence from this experiment led Rutherford the atom, called
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