Septunbium (Sub)

Septunbium is the systematic name of the theoretical ٧١٢. element in the periodic table with a symbol of Sub and atomic number of 712. Septunbium, also known as element 712, has سبعة مائة وإثنا عشر protons in its nucleus, and سبعة مائة وإثنا عشر electrons in its shells.