NEW PERIODIC TABLE HORIZONTAL ROWS ARE CALLED

periodic table horizontal rows are called

periodic table horizontal rows are called tags : table are periods while the vertical rows are called groups , Periodic table – Wikipedia, the free encyclopedia , Some groups in the periodic table have unique names. , Nicoleeology: how to use the periodic table to identify metals , There are 18 vertical columns or groups. These are further sub , Periodic Classification of Elements Modern Periodic Table Wiki , Oxygen, carbon and some others are called “non metals” rather than , periodic table , columns are called groups and horizontal columns are called periods , Photo Courtesy of Prentice Hall Chemistry , Atomic Structure , 1834 1907) Mendeleev's periodic law : , periodic table is an arrangement of elements showing the repeating , Room 9: Groups, Families, Periods and Valence of the Periodic Table ,