MCQ
How many isomers are possible in $\mathrm{C}_4 \mathrm{H}_8\ ?$
  • A
    $3$
  • B
    $2$
  • C
    $4$
  • $5$

Answer

Correct option: D.
$5$
There are five constitutional isomers with the formula $\mathrm{C}_4 \mathrm{H}_8$​. They are :
But $-1-$ ene
But $-2-$ ene
$2-$ Methylpropane
Cyclobutane
methylcyclopropane

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