Hextriunium (Htu)

Hextriunium is the systematic name of the theoretical 631. element in the periodic table with a symbol of Htu and atomic number of 631. Hextriunium, also known as element 631, has kuusi­sataa­kolme­kymmentä­yksi protons in its nucleus, and kuusi­sataa­kolme­kymmentä­yksi electrons in its shells.