Ennpentunium (Epu)
Ennpentunium is the systematic name of the theoretical 951a element in the periodic table with a symbol of Epu and atomic number of 951. Ennpentunium, also known as element 951, has nouă sute cincizeci şi unu protons in its nucleus, and nouă sute cincizeci şi unu electrons in its shells.