Question

What are the constituents of cathode rays?​

Answer 1

Answer:

Electrons were discovered as the constituents of cathode rays in 1897 by British physicist J. J. Thomson. He showed the rays were composed of a previously unknown negatively charged particle, which was later called the electron.

Answer 2

Answer:

Electrons were discovered as the constituents of cathode rays in 1987 by British physicist J.J. Thomson. He show the rays were composed of a previously unknown negatively charged particle, which was later called the electron