There's antimony, arsenic, aluminum, selenium,

And hydrogen, and oxygen, and nitrogen, and rhenium

And nickel, neodymium, neptunium, germanium

And iron, americium, ruthenium, uranium

Europium, zirconium, lutetium, vanadium

And lanthanum, and osmium, and astatine, and radium

And gold, protactinium, and indium, and gallium,

And iodine, and thorium, and thulium, and thallium

There's yttrium, ytterbium, actinium, rubidium

And boron, gadolinium, niobium, iridium

And strontium, and silicon, and silver, and samarium

And bismuth, bromine, lithium, beryllium, and barium

There's holmium, and helium, and hafnium, and erbium

And phosphorus, and francium, and fluorine, and terbium

And manganese, and mercury, molybdenum, magnesium

Dysprosium, and scandium, and cerium, and caesium

And lead, praseodymium, and platinum, plutonium

Palladium, promethium, potassium, polonium

And tantalum, technetium, titanium, tellurium

And cadmium, and calcium, and chromium, and curium

There's sulfur, californium, and fermium, berkelium

And also mendelevium, einsteinium, nobelium

And argon, krypton, neon, radon, xenon, zinc, and rhodium

And chlorine, carbon, cobalt, copper

Tungsten, tin, and sodium

These are the only ones of which the news has come to Harvard

And there may be many others but they haven't been discovered