Question

Events that led to the discovery of electron proton and neutron

Answer 1

Answer:

Through scientific discovery, protons have been accepted as the particle that contributes to the positive charge of an atom. The discovery of protons can be attributed to Rutherford. In 1886 Gold stein discovered existence of positively charged rays in the discharge tube by using perforated cathode.

Answer 2

Who discovered the electron?

Electron was discovered by J. J. Thomson in 1897 when he was studying the properties of cathode ray.

Discovery of Proton :-

In 1909, Rutherford discovered proton in his famous gold foil experiment.