Ennbiunium (Ebu)
Ennbiunium is the systematic name of the theoretical 921. element in the periodic table with a symbol of Ebu and atomic number of 921. Ennbiunium, also known as element 921, has disaʼ mija u wieħed u għoxrin protons in its nucleus, and disaʼ mija u wieħed u għoxrin electrons in its shells.