Promethium is a member of the lanthanoids family.
It is a lanthanide.
Promethium is paramagnetic.
Promethium is not flammbale.
Promethium bromide contain promethium and bromine.
Promethium is not flammable.
Promethium has no odor.
Promethium is not soluble in water.
Promethium is a metal.
Yes. Promethium is a solid.
Promethium is not flammable.
Promethium hasn't odor.
Promethium is a solid.
Promethium has 61 protons.