Unennoctium (Ueo)

Unennoctium is the systematic name of the theoretical 198. element in the periodic table with a symbol of Ueo and atomic number of 198. Unennoctium, also known as element 198, has šimtas devyniasdešimt aštuoni protons in its nucleus, and šimtas devyniasdešimt aštuoni electrons in its shells.