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Aluminium - Wikipedia
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. … 展开
Isotopes
Of aluminium isotopes, only Al is stable. This situation is common for elements with an odd atomic number. It … 展开Space
Aluminium's per-particle abundance in the Solar System is 3.15 ppm (parts per million). It is the twelfth … 展开The names aluminium and aluminum are derived from the word alumine, an obsolete term for alumina, the primary naturally occurring 展开
Metal
The global production of aluminium in 2016 was 58.8 million metric tons. It exceeded that of any other … 展开Aluminium combines characteristics of pre- and post-transition metals. Since it has few available electrons for metallic bonding, like its heavier 展开
The production of aluminium starts with the extraction of bauxite rock from the ground. The bauxite is processed and transformed using the Bayer process into alumina, … 展开
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