Hydrocarbons - Result Question 48
31. The number of structural and configurational isomers of a bromo compound, $C _5 H _9 Br$, formed by the addition of $HBr$ to $2$-pentyne respectively, are
(1988, 1M)
(a) $1$ and $2$
(b) $2$ and $4$
(c) $4$ and $2$
(d) $2$ and $1$
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Answer:
Correct Answer: 31. (b)
Solution:
- $CH _3-C \equiv C-CH _2 CH _3+HBr \longrightarrow$
Therefore, two structural and four configurational isomers.
BETA
