Question

The number of structural and configurational isomers of a biocompound, $C_5{H}_{9}Br$ formed an addition $HBr$ to $2$ pentyne respectively are:

• A. $4$ and $3$
• B. $2$ and $4$
• C. $4$ and $2$
• D. $2$ and $7$

Answer 1

Answer: (A)

$4$ and $3$

Isomerism is the phenomenon in which more than one compounds have the same chemical formula but different chemical structures. Chemical compounds that have identical chemical formulae but differ in properties and the arrangement of atoms in the molecule are called isomers.

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