Hydrocarbons Question 202

Question: Acetylene reacts with $ HCN $ in the presence of $ Ba{{(CN)}_2} $ to yield [UP SEAT 2004]

Options:

A) 1, 1-dicyanoethane

B) 1, 2-dicyanoethane

C) Vinyl cyanide

D) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

$ \underset{Acetylene}{\mathop{CH\equiv CH+HCN}}\xrightarrow{Ba{{(CN)}_2}}\underset{\text{Vinyl cyanide}}{\mathop{CH_2=CHCN}} $