Enntriunium (Etu)
Enntriunium is the systematic name of the theoretical 931'инчи element in the periodic table with a symbol of Etu and atomic number of 931. Enntriunium, also known as element 931, has тогуз жүз отуз бир protons in its nucleus, and тогуз жүз отуз бир electrons in its shells.