Septpentunium (Spu)

Septpentunium is the systematic name of the theoretical 751e element in the periodic table with a symbol of Spu and atomic number of 751. Septpentunium, also known as element 751, has zeven­honderd­een­en­vijftig protons in its nucleus, and zeven­honderd­een­en­vijftig electrons in its shells.