Aluminium or Aluminium (Al) is a chemical element with atomic number 13, group 13, period 3, and atomic weight 26.982. The Aluminium (Al) is a metallic element that is a silvery-white, soft, nonmagnetic, ductile metal in the boron group, and the third most abundant element after oxygen and silicon (about 8% of the Earth’s crust). (Refer to the Chemical Element; Periodic Table)

Related Definitions in the Project: The Element and Substance