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 вісімсот сімдесят чотири protons in its nucleus, and вісімсот сімдесят чотири electrons in its shells.