There's Hydrogen and HeliumThen Lithium, BerylliumBoron, Carbon everywhereNitrogen all through the airWith Oxygen so you can breatheAnd Fluorine for your pretty teethNeon to light up the signsSodium for salty timesMagnesium, Aluminum, SiliconPhosphorus, then Sulfur, Chlorine and ArgonPotassium, and Calcium so you'll grow strongScandium, Titanium, Vanadium and Chromium and ManganeseThis is the Periodic TableNoble gas is stableHalogens and Alkali react aggressivelyEach period will see new outer shellsWhile electrons are added moving to the rightIron is the 26thThen Cobalt, Nickel coins you getCopper, Zinc and GalliumGermanium and ArsenicSelenium and Bromine filmWhile Krypton helps light up your roomRubidium and Strontium then Yttrium, ZirconiumNiobium, Molybdenum, TechnetiumRuthenium, Rhodium, PalladiumSilver-ware then Cadmium and IndiumTin-cans, Antimony then Tellurium and Iodine and Xenon and then Cesium and…Barium is 56, and this is where the table splitsWhere Lanthanides have just be