p-Block elementsHard
Question
Which of the following is pseudo alum ?
Options
A.(NH4)2SO4.Fe(SO4)3.24H2O
B.K2SO4.Al2(SO4)3.24H2O
C.MnSO4.Al2(SO4)3.24H2O
D.None
Solution
Pseudo alum is MnSO4.Al2(SO4)3.24H2O. It containts Mn2+ , Al3+ and SO42- ions. It is not true compostion of alum.
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