Chemistry - Periodic Table - Introduction to the periodic table - Reading the Periodic Table
A 5-step guided tutorial. Step 1: 'The table is organized by ATOMIC NUMBER' - show numbers increasing left to right, top to bottom. Arrow showing the pattern. 'Element 1 (Hydrogen) is top-left. Element 118 is bottom-right.' Step 2: 'ROWS are called PERIODS' - highlight each row. 'Period number = num