Chemistry_pigments prussian blue 3r ESO

1. Synthesis of Prussian Blue
Eric Royo, Ferran Tíscar 3rd ESO

2. A small beaker is needed

3. Place 1 mililiter of solution of iron chloride onto
a small beaker.
Place 1 mililiter of solution of potassium
ferrocyanide on the beaker

4. Mix the two reactants and notice the dark blue
colour

5. Gravity filter the precipitate

6. Finally the Prussian blue is recovered dried on
the filter

7. Finally the Prussian blue is recovered dried on
the filter