SAGAR SINGH - IIT DELHIApproved Tutor Answer15 Years agoDear Rohit, In toutomerism there is simultaneous shifting of acive H and bond in the molecule. HCN shows tautomerism to form HNC(diad system). SAGAR SINGH B.TECH, CHEMICAL ENGG IIT DELHI
Devasish Bindani15 Years agodear rohit structure of HCN does not involve any double bonded carbon in conjugation like in any normal case of tautomerism