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प्रश्न
The luster of the surface of the aluminium utensils in the house is lost after a few days. Why does this happen?
लघु उत्तरीय
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उत्तर
A thin layer of aluminium oxide (Al2O3) is deposited on the surface of the aluminium utensils after they are stored in the house for a few days. As a result, aluminium utensils get less shiny after a few days.
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