Septtriseptium (Sts)
Septtriseptium is the systematic name of the theoretical thứ 737 element in the periodic table with a symbol of Sts and atomic number of 737. Septtriseptium, also known as element 737, has bảy trăm ba mươi bảy protons in its nucleus, and bảy trăm ba mươi bảy electrons in its shells.