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JEE Main Chemistry question

ChemistryOrganic Chemistry - Some Basic Principles and TechniquesJEE Main

Any member of a homologous series differs from the next lower or higher member by a difference in atomic mass units corresponding to what group?

Answer: 14

Solution

Successive homologues differ by one –CH₂– unit, whose mass is 12 + 2(1) = 14 u.

Question ID VK-140437