Metadata
Author: LASER-wikipedia2
Data
English[en]
With the development of modern quantum mechanical theories of electron configurations within atoms, it became apparent that each period (row) in the table corresponded to the filling of a quantum shell of electrons.
Chinese[zh]
隨著有關原子內電子排佈的量子力學理論的發展,人們發現週期表中的每一行(週期)對應於填充一個電子殻層。