The potassium ferrocyanide solution gives a Prussian blue colour, when added to :
Solution
FeCl<sub>3</sub> + K<sub>4</sub>[Fe(CN)<sub>6</sub>] $\to$ Fe<sub>4</sub>[Fe(CN)<sub>6</sub>]<sub>3</sub> (Prussian blue)
About this question
Subject: Chemistry · Chapter: Coordination Compounds · Topic: Ligands and Coordination Number
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