what is a alum hindi plz give their define
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Explanation:
alum hindi
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An alum (/ˈæləm/) is a type of chemical compound, usually a hydrated double sulfate salt of aluminium with the general formula XAl(SO. 4) 2·12H. 2O, where X is a monovalent cation such as potassium or ammonium. By itself, "alum" often refers to potassium alum, with the formula KAl(SO.
eg :- It is aluminum potassium sulfate. This is the type of alum that you find in the grocery store for pickling and in baking powder. It is also used in leather tanning, as a flocculant in water purification, as an ingredient in aftershave and as a treatment to fireproof textiles.
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Explanation:
alum= fitkari ko khte h ....
An alum is a type of chemical compound, usually a hydrated double sulfate salt of aluminium with the general formula XAl ₂·12H ₂O, where X is a monovalent cation such as potassium or ammonium. By itself, "alum" often refers to potassium alum, with the formula KAl ₂·12H ₂O. Wikipedia
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