Question

what is formula of alum​

Answer 1

Formula of Alum is KAl(SO₄)₂·12H₂O

Answer 2

Answer:

Here is your answer :

KAl(SO₄)₂·12H₂O

More information about alum formula:

More widely, alums are double sulfate salts, with the general formula AM(SO4)2·12H2O, where A is a monovalent cation such as potassium or ammonium and M is a trivalent metal ion such as aluminium or chromium(III). When the trivalent ion is aluminium, the alum is named after the monovalent ion.

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