28 mars 1915 - Moseley, Henry G.J. (1887-1915) Discovered the relation between the frequency of the x-rays emitted by an element and its atomic number (1914). His work led to the reorganization of the periodic table based on an atomic number rather than atomic mass.
Ajouté au bande de temps:
Date:
28 mars 1915
Maintenaint
~ Il y a 109 ans
