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Hydrogen cyanide
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Hydrogen cyanide is a chemical compound with the formula HCN and structural formula H−C≡N. It is a highly toxic and flammable liquid that boils slightly above room temperature, at 25.6 °C. HCN is prod
Hydrogen cyanide
Hydrogen cyanide
The South Pole Vortex of Saturn's moon Titan is a giant swirling cloud of HCN (November 29, 2012)
The South Pole Vortex of Saturn's moon Titan is a giant swirling cloud of HCN (November 29, 2012)
Prussian blue
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Prussian blue is a dark blue pigment produced by oxidation of ferrous ferrocyanide salts. It has the chemical formula Fe43. It consists of Fe3+ cations, where iron is in the oxidation state of +3, and
Hydrogen cyanide
…mercuric cyanide is formed from aqueous hydrogen cyanide: Hydrogen cyanide was first isolated in 1752 by French chemist Pierre Macquer who converted Prussian blue to an iron oxide plus a volatile component and found that these could be used to reconstitute it. The new component was what is now known as hydrogen…
Sample of prussian blue
Sample of prussian blue
The Great Wave off Kanagawa by Hokusai, an artwork that makes extensive use of Prussian blue
The Great Wave off Kanagawa by Hokusai, an artwork that makes extensive use of Prussian blue
Prussian blue in a vial
Prussian blue in a vial
Simulated powder x-ray diffraction profile for Prussian blue crystal, crystallographic direction annotated. Image generated using CrystalMaker softwar
Simulated powder x-ray diffraction profile for Prussian blue crystal, crystallographic direction annotated. Image generated using CrystalMaker software.