Octseptquadium (Osq)

Octseptquadium is the systematic name of the theoretical 874. element in the periodic table with a symbol of Osq and atomic number of 874. Octseptquadium, also known as element 874, has otte­hundrede og fire­og­halvfjerds protons in its nucleus, and otte­hundrede og fire­og­halvfjerds electrons in its shells.