Promethium is not flammable.
Promethium is paramagnetic.
Promethium is not flammbale.
Promethium bromide contain promethium and bromine.
Promethium has no odor.
boron is very flamable boron is very flamable boron can burn because it is flamable boron can burn because it is flamable boron can burn because it is flamable
Promethium is not soluble in water.
Promethium is a metal.
Yes. Promethium is a solid.
Promethium hasn't odor.
Promethium is a solid.
Promethium has 61 protons.