Septtrihexium (Sth)
Septtrihexium is the systematic name of the theoretical 736. element in the periodic table with a symbol of Sth and atomic number of 736. Septtrihexium, also known as element 736, has յոթհարյուր երեսունվեց protons in its nucleus, and յոթհարյուր երեսունվեց electrons in its shells.