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Potassium hexacyanochromate(III)

Chemical compound From Wikipedia, the free encyclopedia

Potassium hexacyanochromate(III)
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Potassium hexacyanochromate(III) is an inorganic compound with the formula K3[Cr(CN)6]. It consists of three potassium cations and [Cr(CN)6]3− anion. It is a yellow, air-stable, paramagnetic solid. It is isomorphous with potassium ferricyanide.

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Synthesis and reactions

The salt is prepared by treating chromium(III) salts with KCN.[1][2][3]

Reduction of hexacyanochromate(III) gives the Cr(II) and Cr(0) derivatives, [Cr(CN)6]4- and [Cr(CN)6]6-, respectively.[4]

References

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