Octpentbium (Opb)

Octpentbium is the systematic name of the theoretical 852e element in the periodic table with a symbol of Opb and atomic number of 852. Octpentbium, also known as element 852, has acht­honderd­twee­ën­vijftig protons in its nucleus, and acht­honderd­twee­ën­vijftig electrons in its shells.