Septpentbium (Spb)

Septpentbium is the systematic name of the theoretical 752e element in the periodic table with a symbol of Spb and atomic number of 752. Septpentbium, also known as element 752, has zeven­honderd­twee­ën­vijftig protons in its nucleus, and zeven­honderd­twee­ën­vijftig electrons in its shells.