33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
67379
6283
2
Public Timelines
FAQ Get premium

jul 30, 1924 - Niels Bohr proposed an atomic structure theory that stated the outer orbit of an atom could hold more electrons than the inner orbit.

Added to timeline:

26 Sep 2017
0
0
964

Date:

jul 30, 1924
Now
~ 101 years ago