English, asked by jennisinu2004il, 8 months ago

formula of alum and defined it​

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Answered by adi9898
2

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.

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