33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
1655732
131400
2
Public Timelines
FAQ Get premium

nov 21, 1922 - Niels Bohr (1922): Created atomic model that had levels of orbiting rings

Added to timeline:

17 Sep 2018
0
0
408

Date:

nov 21, 1922
Now
~ 102 years ago