Join Examsbook
Answer : 2. "J. J. Thomson"
Who had discovered the electron?
5Q:
Who had discovered the electron?
- 1E. Goldsteinfalse
- 2J. J. Thomsontrue
- 3Ernest Rutherfordfalse
- 4J. chadwickfalse
- Show AnswerHide Answer
- Workspace
Answer : 2. "J. J. Thomson"
Explanation :
J.J. Thomson:
Discovery of electron J. J. Thomson did it in 1897. Hence, option 4 is correct.
An electron is a low-mass and negatively charged particle.
He won the Nobel Prize in 1906 "for his theoretical and experimental investigations on the conduction of electricity by gases."