Septquadtrium (Sqt)
Septquadtrium is the systematic name of the theoretical ที่ 743 element in the periodic table with a symbol of Sqt and atomic number of 743. Septquadtrium, also known as element 743, has เจ็ดร้อยสี่สิบสาม protons in its nucleus, and เจ็ดร้อยสี่สิบสาม electrons in its shells.