What is Hydrogen cyanide?
[[File:Hydrogen-cyanide-3D-vdW.png|thumb|right|Hydrogen cyanide molecule]] '''Hydrogen cyanide''' is a [[chemical compound]] which is a [[cyanide]]. Its [[chemical formula]] is HCN. Like most other cyanides, it is very [[toxic]]. It is also called '''prussic acid'''.<ref>{{Cite book|url=https://onlinelibrary.wiley.com/doi/abs/10.1002/14356007.a08_159.pub2|title=Ullmann's Encyclopedia of Industrial Chemistry|last1=Gail|first1=Ernst|last2=Gos|first2=Stephen|last3=Kulzer|first3=Rupprecht|last4=Lorösch|first4=Jürgen|last5=Rubo|first5=Andreas|last6=Sauer|first6=Manfred|date=2004|publisher=American Cancer Society|isbn=9783527306732|language=en|doi=10.1002/14356007.a08_159.pub2}}</ref><ref>{{Cite web|url=https://pubchem.ncbi.nlm.nih.gov/compound/768|title=Hydrogen cyanide|last=PubChem|website=pubchem.ncbi.nlm.nih.gov|language=en|access-date=2019-11-08}}</ref> ==References== {{reflist}} [[Category:Chemical compounds]] {{chem-stub}}