Question

question 11 (02 01r lc) which of the following provides evidence to support thomsons hypothesis about electrons? gold foil experiment cathode ray experiments spectrum of colors emitted by gas radiation produced when beryllium is bombarded with alpha particles

Explanation:

Thomson used cathode - ray experiments to discover electrons. The gold foil experiment was by Rutherford, the spectrum of colors by gas relates to atomic emission spectra, and the radiation from beryllium - alpha particle bombardment led to the discovery of the neutron.

Answer:

B. Cathode ray experiments