Question

methology of modern periodic law​

Answer 1

Since the properties of an element depend upon its electronic configuration, thus electronic configuration of elements is intrinsic to the Modern Periodic Table.

The Modern Periodic Law states that ''The characteristic physical and chemical properties of chemical elements are a periodic function of their atomic numbers...''

The periodicity of the Modern Periodic Table is explained as follows: ''The repetition of the number of valence electrons in the electronic configuration of elements directly relates to the repetition of the characteristic properties of the elements...''