Question

Who invented electron ?

• A. Ernest Rutherford
• B. James Chadwick
• C. John Dalton
• D. J.J. Thomson

Answer 1

Answer:

D. J.J. Thomson

1: Electrons are negatively charged particles. Property 2: The mass of the electron is 1/2000 times lesser than the mass of proton and neutron. ... Property 3: An electron has an electric charge of -1.602 × 10-19 coulombs) which is equal and opposite to the charge of a proton.