Which of the Following Are Constitutional Isomers of 4-Isopropyloctane

question 13

Multiple Choice

Which of the following are constitutional isomers of 4-isopropyloctane?
I. 3-ethyl-2,4,5-trimethyloctane
II. isobutylcyclohexane
III. 4-ethyl-2,2-dimethylheptane
IV. 4-ethyl-2-methyloctane

• A) I, IV
• B) II, III
• C) I, II
• D) III, IV

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