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Aluminium (or aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Aluminium has a density lower than that of other common metals, about one-third that of steel. It has a great affinity towards oxygen, forming a protective layer of oxide on the surface when exposed to air.
Element Aluminium (Al), Group 13, Atomic Number 13, p-block, Mass 26.982. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
17 wrz 2024 · Aluminum, chemical element, a lightweight silvery white metal of Group 13 of the periodic table. Aluminum is the most abundant metallic element in Earth’s crust and the most widely used nonferrous metal. Aluminum never occurs in the metallic form in nature.
Aluminum - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.
Photographs and descriptions of many samples of the element Aluminum in the Periodic Table.
Electrolysis is necessary as aluminium is so electropositive. It seems these days that electrolysis of the hot oxide in a carbon lined steel cell acting as the cathode with carbon anodes is most common. This WebElements periodic table page contains the essentials for the element aluminium.
3 gru 2019 · Introduction. Aluminium is a light weight metal with silvery white appearance [1]. It is denoted by symbol “Al”. In Purest form, the aluminium metal is bluish- white in colour. Position in Periodic table. It belongs to group 13 of the periodic table. This group has 3 electrons in their outermost shell.
