jul 1, 1913 - Neils Bohr - October 7, 1885 - November 18, 1962
Description:
Neils Bohr was a Danish physicist who proposed based on the quantum theory that electrons were able to occupy only certain orbits around that nucleus. He made the solar system model of the atom.Added to timeline:
Date:
jul 1, 1913
Now
~ 112 years ago