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What element was discovered first hydrogen or promethium?
Hydrogen was discovered first in 1766, while promethium was discovered much later in 1945.
Where promethium come from?
Promethium is an artificial chemical element discovered in burned uranium fuels as a fission product.
Is promethium a flamable element?
Promethium is not flammable.
How common is promethium?
Promethium is a rare artificial element.
How is promethium abundunt?
Promethium is a rare artificial element.
How adundant is promethium?
Promethium is a rare artificial element.
Is promethium a mineral?
Promethium is a chemical element, a metal.
How many additional radioactive element discovered since Marie Curie discovered radium and polonium?
All chemical elements after uranium and promethium, technetium.
Who is promethium?
Promethium is a chemical element, atomic number 61.
When was promethium discovered?
It was first discovered by Jacob A. Marinsky, along with a few other scientists in 1944. But he did not make his claim of Promethium until 1946. The place Promethium was first discovered is still unknown to me...
What are other names for promethium?
Promethium is today the unique name for this chemical element.
Is promethium representative or transition element?
Promethium is a transition element. It is the only element in the lanthanide series that is radioactive and does not occur naturally on Earth. Its atomic number is 61, and it is commonly used in nuclear batteries and research applications.
