Hexseptnilium (Hsn)

Hexseptnilium is the systematic name of the theoretical 670. element in the periodic table with a symbol of Hsn and atomic number of 670. Hexseptnilium, also known as element 670, has sechs­honnert­siwwenzeg protons in its nucleus, and sechs­honnert­siwwenzeg electrons in its shells.