Europium Erbium Ethanol Uranium
Europium Erbium Ethanol Ether
Curium Cobalt Cadmium Carbon
Copper Fluoride Francium Fluorine
Aluminium Gold Americium Actinium
Gold Silver Antimony Dysprosium
Cerium Copper Caesium Chromium
Fluorine Silver Francium Fluoride
Cerium Chromium Curium Caesium
Cerium Curium Copper Caesium