Hexpenthexium (Hph)
Hexpenthexium is the systematic name of the theoretical 656. element in the periodic table with a symbol of Hph and atomic number of 656. Hexpenthexium, also known as element 656, has அறுநூறு ஐம்பது ஆறு protons in its nucleus, and அறுநூறு ஐம்பது ஆறு electrons in its shells.