3 FeCl₂ + 2 K₃[Fe(CN)₆] → 6 KCl + Fe₃[Fe(CN)₆]₂

Reactants:

• FeCl₂ – Iron(II) chloride , Iron dichloride
  • Other names: Ferrous chloride , Rokühnite , [FeCl3] , FeCl3
  • Appearance: Tan solid (anhydrous) | Pale green solid (di-tetrahydrate) ; White-to-light-green hygroscopic crystals
• K₃[Fe(CN)₆] – Potassium hexacyanoferrate(III)
  • Other names: Potassium ferricyanide , Red prussiate of Potash , Prussian red ... show morePotassium hexacyanoferrate(3-) , Tripotassium hexacyanoferrate , K3[Fe(CN)6] , Red prussiate , Tripotassium hexacyanoferrate (-3) , Potassium cyanoferrate , Potassium ferricyanate , Iron potassium cyanide show less
  • Appearance: Deep red crystals, sometimes small pellets, orange to dark red powder ; Red crystalline powder

Products:

• KCl
  • Names: Potassium chloride , Sylvite , Muriate of potash ... show moreKlor-Con M15 , K-Lease , Klor-Con 8 , K+10 , K+8 , Klor-Con M10 , Micro-K 10 , Kato , Kaon Cl-10 , Kaon-Cl , Kaon Cl , Micro-K , Klor-Con 10Meq , Klor-Con 10 , Micro-K Ls , K-dur , Klor-Con , Klor-Con M20 , Slow-K , Ten-K , Klotrix , [KCl] , Kaliumchlorid , Chloride of potash , Kaon-CL 10 , Klor-CON , KCl , Monopotassium chloride , K-Tab , Chlorid draselny , Potassium Chloride show less
  • Appearance: White crystalline solid ; Colourless hygroscopic crystals
• Fe₃[Fe(CN)₆]₂