Octpenthexium (Oph)

Octpenthexium is the systematic name of the theoretical thứ 856 element in the periodic table with a symbol of Oph and atomic number of 856. Octpenthexium, also known as element 856, has tám trăm năm mươi sáu protons in its nucleus, and tám trăm năm mươi sáu electrons in its shells.