Carbon Monoxide Headquarters
Other Nasty gases, Dr. D. Penney





Hydrogen Cyanide

Physical Characteristics:

  • a.k.a. Hydrocyanic acid, prussic acid

  • Formula - HCN

  • Colorless gas or liquid, characteristic odor of bitter almonds

  • M.W. = 27.03; 44.44% C, 3.73% H, 51.83% N

  • Burns in air with blue flame

  • Density (gas) = 0.941

  • Melting point = -13.4 degr. C; Boiling point = 25.6 degr. C

  • Soluble in water, slightly soluble in ether




    ...... last changed 05/22/00


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