Hexhexpentium (Hhp)

Hexhexpentium is the systematic name of the theoretical 665ú element in the periodic table with a symbol of Hhp and atomic number of 665. Hexhexpentium, also known as element 665, has sé chéad seasca a cúig protons in its nucleus, and sé chéad seasca a cúig electrons in its shells.