formula of allum .................
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the formula of allum is KAl(SO4)2.12H2O
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KAl(SO4)2·12H2O
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.
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.
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