Mystery of Prussian and Turnbull’s Blue Revealed (Part 2)
  • focuschemistry
  • February 01, 2018
  • Transition Elements Coordination Chemistry

Crystal Structure In Part 1 of the Prussian blue discussion, we noted that Prussian Blue (PB) : FeIII[FeII(CN)6] – (also known as ferric ferrocynanide) Turnbull’s Blue (TB) : FeII[FeIII(CN)6] – (also known as ferrous ferricyanide) The structure of PB is shown below: Each Fe2+ (yellow) is surrounded octahedrally by 6 CN– ligands.  Dative bonds are formed  from the lone pairs of […]

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