Unseptoctium is the systematic name of the theoretical ที่ 178 element in the periodic table with a symbol of Uso and atomic number of 178. Unseptoctium, also known as element 178, has หนึ่งร้อยเจ็ดสิบแปด protons in its nucleus, and หนึ่งร้อยเจ็ดสิบแปด electrons in its shells.