v In 1913, Bohr developed a quantum model
for the hydrogen atom.
v
v Proposed a model that the electron
in a hydrogen atom moves around
the nucleus only in certain allowed
circular orbits.
The
Nobel Prize in Physics 1922
for
the investigation of the structure
of atoms and of the radiation
emanating from them.
Niels Henrik David
Bohr
Oct. 7, 1885 – Nov. 18, 1962
Danish Physicist
![](slide0020_image038.png)
Solar
System Model has electrons moving around the nucleus.