Yes, Promethium, element 61 is a metal just like the other members of the lanthanide group. Kilogram quantities of the material have been prepared and the metal purified in a method similar to the preparation of several other lanthanides, calcium reduction (calciothermic reduction) with a second vacuum distillation step to remove calcium (reducing agent) and magnesium (crucible material) impurities.
Uranium is a metal, rather than a nonmetal, or metalloid.
Nails are metal.
nonmetal
metalloid
metalloid
metalloid
metalloid
Silicon is a metalloid.
Carbon is a nonmetal.
metal
It is a metal.
metal