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Which of the following compounds is NOT an isomers of 2,2 dimethylbutane?

Chemistry
JAMB 1994

Which of the following compounds is NOT an isomers of 2,2 dimethylbutane?

  • A. 2-methylbutane
  • B. 3-methylpentane
  • C. 2,3-dimethylbutane
  • D. 2-methylpentane
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Correct Answer: Option A
Explanation

2,2-Dimethylbutane has the molecular formula \(C_8H_{18}\). The options provided include various compounds, but 2-methylbutane has the formula \(C_5H_{12}\), meaning it has fewer carbon atoms and is not an isomer of 2,2-dimethylbutane

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