Octpentpentium (Opp)

Octpentpentium is the systematic name of the theoretical 855. element in the periodic table with a symbol of Opp and atomic number of 855. Octpentpentium, also known as element 855, has acht­hundert­fünf­und­fünfzig protons in its nucleus, and acht­hundert­fünf­und­fünfzig electrons in its shells.