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potassium ferricyanide
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potassium ferricyanide

chemical compound

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blueprinting

  • Blueprints.
    In blueprint

    …of ferric ammonium citrate and potassium ferricyanide, which is then exposed to light. In the areas of the sensitized paper not obscured by the lines of the drawing, the light reduces the ferric salt to the ferrous state, in which it reacts with the potassium ferricyanide to form insoluble prussian…

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coordination compounds

  • Coordination compounds contain a central metal atom surrounded by nonmetal atoms or groups of atoms, called ligands. For example, vitamin B12 is made up of a central metallic cobalt ion bound to multiple nitrogen-containing ligands.
    In coordination compound: Characteristics of coordination compounds

    …ions include potassium hexacyanoferrate(3−) (potassium ferricyanide), K3[Fe(CN)6], and the hexahydrate of nickel chloride, hexaaquanickel(2+) chloride, [Ni(H2O)6]Cl2. In each case the charge on the complex ion is balanced by ions of opposite charge. In the case of potassium ferricyanide, three positively charged potassium ions, K+, balance the negative charge on…

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