JEE Main Chemistry question

ChemistryOrganic Chemistry - Some Basic Principles and TechniquesJEE Main

The structure H₃C–CH(CH₃)–CH₂–C(CH₃)₃ (2,4,4-trimethylpentane) has, respectively

Answer: (D)

Solution

Carbons: C1 and the branch-methyl on C2 (each bonded to only one other C) are primary (2); the three methyls on C4 are also primary (3) — total 5

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Question ID VK-139906