ununtrium การใช้

• Ununtrium was first created in 2003 by the Joint Institute for Nuclear Research in Dubna, Russia.
• *"'Ununtrium "'} } : Temporary name of a chemical element with the temporary symbol Uut and atomic number 113.
• It is an extremely radioactive synthetic element ( an element that can be created in a laboratory but is not found in nature ); the most stable known isotope, ununtrium-286, has a half-life of 20 seconds.