41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
186645
16151
1
Public Timelines
FAQ

jan 2, 1897 - J.J. Thomson

Description:

- Made the Cathode ray tube.
- Proposed the Plum Pudding model meaning negative electrons were embedded into a positively charged spherical cloud.
- He proved that all atoms of any element must contain negative particles.
- Disproved Dalton’s idea that atoms are indivisible.
- Discovered Electrons

Added to timeline:

25 Oct 2017
0
0
697

Date:

jan 2, 1897
Now
~ 129 years ago

Images: