Octoctseptium (Oos)

Octoctseptium is the systematic name of the theoretical 887. element in the periodic table with a symbol of Oos and atomic number of 887. Octoctseptium, also known as element 887, has acht­hundert­sieben­und­achtzig protons in its nucleus, and acht­hundert­sieben­und­achtzig electrons in its shells.