JEE MAIN · CHEMISTRY · ORGANIC CHEMISTRY: BASIC PRINCIPLES

JEE Main Organic Chemistry: Basic Principles Questions & Solutions

20 solved questions on Organic Chemistry: Basic Principles, ranging from easy to JEE-Advanced-flavour hard. Click any to see the full solution.

17Easy
3Medium
0Hard

All 20 questions

  1. Easy MCQ +4 / -1

    The IUPAC name of CH₃CH=CHCH₃ is:

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  2. Easy MCQ +4 / -1

    The functional group in CH₃CHO is:

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  3. Easy TRUE_FALSE +2 / -1

    Sn1 reactions proceed through a carbocation intermediate.

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  4. Easy INTEGER +4 / -1

    The reaction CH₄ + Cl₂ → CH₃Cl + HCl requires $x$ (homolytic/heterolytic/free radical) cleavage.

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  5. Easy MCQ +4 / -1

    Which of the following is a nucleophile?

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  6. Easy MCQ +4 / -1

    The reaction CH₂=CH₂ + HBr → CH₃-CH₂Br is an example of:

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  7. Easy TRUE_FALSE +2 / -1

    Resonance always stabilises a molecule.

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  8. Easy INTEGER +4 / -1

    The number of resonance structures of benzene (C₆H₆) is $x$.

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  9. Medium MCQ +4 / -1

    The -I effect (electron withdrawing by induction) is strongest in:

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  10. Easy MCQ +4 / -1

    Which of the following groups has a +M (mesomeric) effect?

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  11. Easy TRUE_FALSE +2 / -1

    Carbenes are neutral reactive intermediates with two bonds and a lone pair.

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  12. Easy INTEGER +4 / -1

    The number of hydrogen atoms in a tertiary carbocation is $x$.

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  13. Easy MCQ +4 / -1

    The order of stability of carbocations is:

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  14. Easy MCQ +4 / -1

    The hybridisation of carbon in methyl free radical (CH₃•) is:

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  15. Easy TRUE_FALSE +2 / -1

    Conformational isomers can be separated at room temperature.

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  16. Medium INTEGER +4 / -1

    The number of possible stereoisomers for a molecule with two chiral centres is $x$.

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  17. Easy MCQ +4 / -1

    The total number of structural isomers of C₄H₁₀ is:

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  18. Medium MCQ +4 / -1

    Which pair of compounds are metamers?

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  19. Easy TRUE_FALSE +2 / -1

    In IUPAC nomenclature, the suffix for carboxylic acid is "-oic acid".

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  20. Easy INTEGER +4 / -1

    The number of carbon atoms in the longest chain of 3-methylpentane is $x$.

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