| Term | Definition |
| mendelevium | Named after creator of Periodic Table |
| Yttrium | named after Ytterby, Sweden |
| erbium | named after Ytterby, Sweden |
| terbium | named after Ytterby, Sweden |
| ytterbium | named after Ytterby, Sweden |
| cerium | named after the asteroid Ceres |
| palladium | named after the asteroid Pallas |
| scandium | named after the term for Norway, Sweden, Finland, & Denmark |
| selenium | named after the moon |
| technetium | first artificial element |
| nickel | comes from the word Kupfernickel |
| gold | named after aurun |
| ruthenium | named after Russia |
| lead | its symbol comes from the word plumbum |
| promethium | named after the god who stole fire from heaven |
| thorium | named after the god of thunder |
| polonium | named after Poland, Marie Curie's homeland |
| helium | named after the sun |
| americium | named after the Americas |
| titanium | named after the Greek titans |
| iron | comes from the Greek word ferrum |
| tantalum | named for Tantalus, father of Zeus |
| niobium | named for Niobe, daughter of Tantalus |
| tellurium | named after Earth |
| tungsten | named for the Swedish term meaning heavy stone |