Group: Lanthanides
In the lanthanides, similar elements of the sixth period are summarized. They are silvery-shiny, relatively soft and reactive metals. The lanthanides are also referred to as rare earth metals.
59Pr
Praseodymiumgrayish white
61Pm
Promethiummetallic
64Gd
Gadoliniumsilvery white
66Dy
Dysprosiumsilbrig weiß