Septquadoctium (Sqo)
Septquadoctium is the systematic name of the theoretical thứ 748 element in the periodic table with a symbol of Sqo and atomic number of 748. Septquadoctium, also known as element 748, has bảy trăm bốn mươi tám protons in its nucleus, and bảy trăm bốn mươi tám electrons in its shells.