41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
1812800
147519
2
Public Timelines
FAQ

jan 1, 1897 - JJ Thomson

Description:

He created the “Plum Pudding Model” of the atom.
Thompson stated that atoms were divisible and that negatively charged corpuscles, now known as electrons.
He used cathode rays and cathode ray tubes to prove his theory.

Added to timeline:

Date:

jan 1, 1897
Now
~ 129 years ago

Images: