37.What is the chemical formula of Hydrogen Cyanide? [A] HCN2 [B] H2CN [C] HCN [D] HC Show Answer
Hydrogen cyanide, sometimes called prussic acid, is a chemical compound with the formula HCN and structure H−C≡N. It is a colorless, extremely poisonous, and flammable liquid that boils slightly above room temperature, at 25.6 °C (78.1 °F).
