Hexquadunium (Hqu)
Hexquadunium is the systematic name of the theoretical ที่ 641 element in the periodic table with a symbol of Hqu and atomic number of 641. Hexquadunium, also known as element 641, has หกร้อยสี่สิบเอ็ด protons in its nucleus, and หกร้อยสี่สิบเอ็ด electrons in its shells.