what is the group of aluminium and why
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Aluminium or aluminum is a chemical element with symbol Al and atomic number 13. It is a silvery-white, soft, nonmagnetic and ductile metal in the boron group. ... The chief ore of aluminium is bauxite.
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The electron bands of elemental aluminum metal which are partially filled include s-bands and p-bands. The number of electrons per atom in the partially filled bands is 3. Therefore aluminum belongs in Group 3, according to the old system. In the new Periodic table - Wikipedia, aluminum is in Column 13.
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