What is JJ Thomson credited with discovering?

Related questions

1. Which is most likely true about electronegativity?
2. How does electronegativity affect oxidation?
3. Why does electronegativity increase across a period?
4. What does a higher electronegativity mean?
5. What is the SI unit of electronegativity?
6. How does electron configuration affect electronegativity?
7. Why fluorine is more electronegative than chlorine?
8. What does low electronegativity mean?
9. Why does electronegativity increase?
10. How do you determine electronegativity?

Tags

1. #demonstrated
2. #electron
3. #cathode
4. #positively
5. #particles
6. #charged
7. #crookes
8. #discovered
9. #studied
10. #negatively
11. #experimenting
12. #addition
13. #thomson