Question

Rutherford's alpha-particle scattering experiment was
responsible for the discovery of
(a) Atomic Nucleus
(b) Electron
(c) Proton
(d) Neutron​

Answer 1

Answer:

a) Number of protons present in the nucleus of an atom.

b) The jumping of an electron from one energy level to another is called electronic transition

c) Methylophilyus methylotrophus is a bacterial species that produce single-cell protein.

d) Neutron is a neutral particle which exist in the nucleus. It decides the mass of the atom.

Answer 2

Answer:

a .) atomic nucleus

Explanation:

First of all these were the discoverers of electron, proton and neutron respectively: Sir Joseph John Thomson (J.J.Thomson) , Eugen Goldstein (E.Goldstein) and James Chadwick (J.Chadwick)