Septbioctium (Sbo)
Septbioctium is the systematic name of the theoretical ۷۲۸. element in the periodic table with a symbol of Sbo and atomic number of 728. Septbioctium, also known as element 728, has هفتصد و بیست و هشت protons in its nucleus, and هفتصد و بیست و هشت electrons in its shells.