Octbioctium (Obo)
Octbioctium is the systematic name of the theoretical 828'inci element in the periodic table with a symbol of Obo and atomic number of 828. Octbioctium, also known as element 828, has səkkiz yüz iyirmi səkkiz protons in its nucleus, and səkkiz yüz iyirmi səkkiz electrons in its shells.