Octseptquadium (Osq)
Octseptquadium is the systematic name of the theoretical 874a element in the periodic table with a symbol of Osq and atomic number of 874. Octseptquadium, also known as element 874, has opt sute şaptezeci şi patru protons in its nucleus, and opt sute şaptezeci şi patru electrons in its shells.