Here are Todays Amazing Compound Cerium Deals More Great Information on Compound Cerium: Rare Earth Elements: Geological Distribution by masteroftrivia2011 Rare earth elements are a group of 17 elements present in the periodic table (15 Lanthanoids, Scandium and Yttrium). Scandium and Yttrium are chemically similar and present in the same ores as Lanthanoids. These are [...]