Explain electronic configuration of period in periodic table.

1.	Explain electronic configuration of period in periodic table.
Answer» Solution :Order of period of element indicates value of principle QUANTUM number (n). When periodic order increases value of energy increases in = 1, n = 2..... etc.). Number of elements of any period are double than number of atomic ORBITALS. The 4f and 5f - inner transition SERIES of elements are placed separately in the Table to maintain its structure and to preserve the principle of CLASSIFICATION by keeping elements with similar properties in a single COLUMN.

Discussion