Septunseptium (Sus)

Septunseptium is the systematic name of the theoretical ٧١٧. element in the periodic table with a symbol of Sus and atomic number of 717. Septunseptium, also known as element 717, has سبعة مائة وسبعة عشر protons in its nucleus, and سبعة مائة وسبعة عشر electrons in its shells.