Question

Identify Z in the following series:
` C_(2) H_(5) I underset("KOH")overset("Alcoholic")(rarr) " X " overset(Br_(2))(rarr) " Y " overset("KCN")(rarr) Z `
A. `CH_(3)CH_(2)CN`
B. `{:(,CH_(2)CN),(,"|"),(,CH_(2)CN):}`
C. `BrCH_(2)-CH_(2)CN`
D. `BrCH=CHCN`

Answer 1

Correct Answer - B
`C_(2)H_(5)Ioverset(alc.KOH)toC_(2)H_(4)overset(Br_(2))tounderset(Br)underset(|)(C)H_(2)-underset(Br)underset(|)(C)H_(2)overset(KCN)tounderset("Butane-1,4-dinitrile")(underset(CN)underset(|)(C)H_(2)-underset(CN)underset(|)(C)H_(2))`