Niels Bohr (7 oct. 1885 – 18 nov 1962)
Description:
1885 – 1962 AD in Denmark and Europe-Devised idea that electrons are in circular orbits around nucleus in an atom (atomic structure)
-They can absorb/emit light by rising/falling between the electron levels
-Discovered that number of electrons in the outer orbit determines the properties of an element
-Created the Bohr Model for the hydrogen atom
Ajouté au bande de temps:
Date:
7 oct. 1885
18 nov 1962
~ 77 years