Hexoctseptium (Hos)

Hexoctseptium is the systematic name of the theoretical thứ 687 element in the periodic table with a symbol of Hos and atomic number of 687. Hexoctseptium, also known as element 687, has sáu trăm tám mươi bảy protons in its nucleus, and sáu trăm tám mươi bảy electrons in its shells.