The pigment Prussian blue consists of iron cations, cyanide anions, and water. The empirical formula—minus the water of crystallization—is Fe 7 (CN) 18. This seems odd with respect to the iron ...
Although Prussian blue is a popular pigment, its stability has been questioned since its discovery in 1704. Its stability upon exposure to light and anoxia remains difficult to apprehend. The present ...
Three hundred years ago, adventurous scientists working in the fledgling discipline of chemistry often weren't sure what they would get when cooking up a recipe. That was how Prussian blue was born.
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