The potassium ferrocyanide| Coordination Compounds |JEE-MAIN

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JEE-MAIN 2021

01-09-2021 S2

Question

The potassium ferrocyanide solution gives a Prussian blue colour, when added to :

Select the correct option:

$\mathrm{CoCl}_3$

$\mathrm{FeCl}_2$

$\mathrm{CoCl}_2$

$\mathrm{FeCl}_3$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

$\mathrm{FeCl}_3+\mathrm{K}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right] \rightarrow \mathrm{Fe}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]_3$ Prussian blue

Question Tags

JEE Main

Chemistry

Easy

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