Hexhexoctium (Hho)
Hexhexoctium is the systematic name of the theoretical 668. element in the periodic table with a symbol of Hho and atomic number of 668. Hexhexoctium, also known as element 668, has அறுநூறு அறுபது எட்டு protons in its nucleus, and அறுநூறு அறுபது எட்டு electrons in its shells.