Hexbiennium (Hbe)

Hexbiennium is the systematic name of the theoretical 629. element in the periodic table with a symbol of Hbe and atomic number of 629. Hexbiennium, also known as element 629, has seks­hundrað­og­tjúgo­níggju protons in its nucleus, and seks­hundrað­og­tjúgo­níggju electrons in its shells.