Answers

2016-02-17T12:59:57+05:30
Chemical formula is KAl(SO4)2 and its commonly found in its dodecahydrate form as KAl(SO4)2.12H2O.alum is the common name for this chemical compound,given the nomenclature of potassium aluminium sulfate dodecahydrate.
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2016-02-17T18:57:51+05:30
Alum is both a specific chemical compound and class of chemical compounds.this specific compound is a hydrated potassium aluminium sulphate. and its formula is KAI(SO4)2-12H2O. 
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