Octpentquadium (Opq)
Octpentquadium is the systematic name of the theoretical 854. element in the periodic table with a symbol of Opq and atomic number of 854. Octpentquadium, also known as element 854, has tmien mija u erbgħa u ħamsin protons in its nucleus, and tmien mija u erbgħa u ħamsin electrons in its shells.