assignment
2006-11-24 07:12:40 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
Sir J.J. Thomson using a cathode ray tube. He first called them "corpuscles".
2006-11-24 07:14:55 · answer #1 · answered by The Old Professor 5 · 2⤊ 0⤋
If you want to answer a question like this. First, find some book, go to google, yahoo, ask... Second, find the things that you want to research. Third, read and write it down. Get it?
Well, in your question, the answer is electron was discovered in 1897 by Joseph John THOMSON, who showed that cathode rays are composed of electrons. The electron is the lightest known particle having a non-zero rest mass. The positron, the electron's antiparticle, was discovered in 1932. Thomson won the Noble prize in 1906.
IF you need to know more about your question, go to
2006-11-24 16:51:42 · answer #2 · answered by Han Tran 2 · 0⤊ 0⤋
Indeed J. J. Thomson gets the credit for discovering the electron. He was the first to verity its' existence.
G. Johnstone Stoney first used the word electron about 20 years earlier. A few others believed in existence of an electron in between Stoney and Thomson but no one could prove it exited.
Get an "A".
2006-11-24 16:28:13 · answer #3 · answered by teachr 5 · 0⤊ 0⤋
Sir Joseph John Thomson
2006-11-24 15:21:55 · answer #4 · answered by chinz 2 · 2⤊ 0⤋
1) Go to google.com or yahoo.com
2) put electrons discovered in the text box
3) click the search button
4) read
2006-11-24 15:15:33 · answer #5 · answered by Anonymous · 0⤊ 0⤋