HCN Hydrogen cyanide 18 Reactions utilise: Hydrogen cyanide 5 Reactions form: Hydrogen cyanide C 1 H 1 N 1      Real, long lived, electronically neutral reagent chemical. Gram formula weight (molecular mass) = 27.025 Melting point = -14 °C Boiling point = 26 °C Density = .901 g/cm3 Purity = 99 % Solubility in organics = soluble Wikipedia Page: Hydrogen cyanide is defined with respect to the entities below: The entities below are defined with respect to: Hydrogen cyanide Brønsted Acid, non-hydroxy (generic) Chemical warfare agent (generic) Molecular material (generic) Monoprotic acid (AS/A2 generic) Nitrile (generic) Type 3 Lewis acid/base complex (generic) VSEPR geometry = AX2 (generic) Weak acid (AS/A2 generic) chemical compound molecule metal molecular science reaction mechanism ionic material acid base geometry reactivity synthesis science knowledge chemistry Lewis