Sub Topics. 1  Groups of the Periodic Table. 2  Periodic Table Groups and Periods. 3  Periodic Table Groups Names. 4  Periodic Table Metals. 5  Transition Metals on Periodic Table. 6  Periodic Table Metals Nonmetals Metalloids. 7  Periodic Table Groups Properties. 1  Acid forming properties increases from left to right on the periodic table. 2  First ionization energies increase from left to right across the period. 3  The atomic radii of elements goes on decreasing from left to right in the periodic table.