- Astatium (At)
- Goud (Au)
- Barium (Ba)
- Bismut (Bi)
- Cerium (Ce)
- Cesium (Cs)
- Dysprosium (Dy)
- Erbium (Er)
- Europium (Eu)
- Gadolinium (Gd)
- Hafnium (Hf)
- Kwik (Hg)
- Holmium (Ho)
- Iridium (Ir)
- Lanthanium (La)
- Lutetium (Lu)
- Neodymium (Nd)
- Osmium (Os)
- Lood (Pb)
- Promethium (Pm)
- Polonium (Po)
- Praseodynium (Pr)
- Platina (Pt)
- Renium (Re)
- Radon (Rn)
- Samarium (Sm)
- Tantalum (Ta)
- Terbium (Tb)
- Thallium (Tl)
- Thulium (Tm)
- Wolfraam (W)
- Ytterbium (Yb)