Septpentoctium (Spo)
Septpentoctium is the systematic name of the theoretical 758. element in the periodic table with a symbol of Spo and atomic number of 758. Septpentoctium, also known as element 758, has எழுநூறு ஐம்பது எட்டு protons in its nucleus, and எழுநூறு ஐம்பது எட்டு electrons in its shells.