. Rutherfords alpha-particle scattering experiment was responsible for the discovery of:

(a) Atomic nucleus (b) Electron

(c) Proton (d) Neutron


Best Answer

Ans. (a) Atomic nucleus

According to the Rutherford’s model of an atom, there is a positively charged center called nucleus. Almost all the mass of an atom resides in the nucleus. The electrons revolve around the nucleus in well defined orbits which can be compared to the solar system.

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