Penttrihexium (Pth)
Penttrihexium is the systematic name of the theoretical thứ 536 element in the periodic table with a symbol of Pth and atomic number of 536. Penttrihexium, also known as element 536, has năm trăm ba mươi sáu protons in its nucleus, and năm trăm ba mươi sáu electrons in its shells.