Technetium (Noun)
Meaning
A crystalline metallic element not found in nature; occurs as one of the fission products of uranium.
Classification
Nouns denoting substances.
Examples
- Technetium is a silvery-gray, crystalline transition metal that has never been found naturally on Earth.
- When uranium undergoes nuclear fission, technetium is one of the elements produced as a result of the reaction.
- Its position in the periodic table makes technetium a highly sought-after subject for researchers studying the properties of transition metals.
- A small amount of technetium can be recovered as a byproduct of nuclear reactions during uranium processing.
- Technetium was the first synthetic element to be produced and isolated in its metallic form in 1937 by Carlo Perrier and Emilio Segrè.