Octquadpentium (Oqp)
Octquadpentium is the systematic name of the theoretical 845ú element in the periodic table with a symbol of Oqp and atomic number of 845. Octquadpentium, also known as element 845, has ocht gcéad daichead a cúig protons in its nucleus, and ocht gcéad daichead a cúig electrons in its shells.