Octpentunium (Opu)

Octpentunium is the systematic name of the theoretical 851. element in the periodic table with a symbol of Opu and atomic number of 851. Octpentunium, also known as element 851, has שמונה מאות חמישים ואחת protons in its nucleus, and שמונה מאות חמישים ואחת electrons in its shells.