Analytical ChemistryHard
Question
Fe2+ does not give prussian blue colour with K4[Fe(CN)6] but on its reaction with (X), prussian blue colour appears (X) can be :
Options
A.MnO4-/ H+
B.Zn/NaOH
C.NH3 (aq)
D.all true
Solution
MnO4- in acidic medium oxidises Fe2+ to Fe3+.
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