AP EAMCET · Chemistry · Coordination Compounds
Which one of the following gives Prussian blue colour?
- A \(\mathrm{Fe}_2\left[\mathrm{Fe}(\mathrm{CN})_6\right]\)
- B \(\mathrm{Na}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]\)
- C \(\mathrm{Fe}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]_3\)
- D \(\mathrm{Fe}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]_3\)
Answer & Solution
Correct Answer
(D) \(\mathrm{Fe}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]_3\)
Step-by-step Solution
Detailed explanation
Ferric salts (such as \(\mathrm{FeCl}_3\) ) form Prussian blue (blue ppt or colouration) with potassium ferrocyanide.…
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