Hexennoctium (Heo)

Hexennoctium is the systematic name of the theoretical 698. element in the periodic table with a symbol of Heo and atomic number of 698. Hexennoctium, also known as element 698, has šesť­sto deväťdesiat­osem protons in its nucleus, and šesť­sto deväťdesiat­osem electrons in its shells.