Question

what is j.j Thomson's model​

Answer 1

Answer:

J. J. Thomson, who discovered the electron in 1897, proposed the plum pudding model of the atom in 1904 before the discovery of the atomic nucleus in order to include the electron in the atomic model. In Thomson's model, the atom is composed of electrons (which Thomson still called “corpuscles,” though G. J.

Answer 2

Answer:

Explanation:

He proposed the plum pudding model of the atom. He discovered cathode ray. He also demonstrated that cathode ray are negative charge