PYQ Vault

Basicity order or strongest base among given amines

This type of question, asked 9 times: 2021 Paper 6, 2021 Paper 16, 2021 Paper 26, 29 Jul 2022, 27 Jan 2024, 9 Apr 2024, 4 Apr 2025, 7 Apr 2025, 4 Apr 2026 S2. All 9 questions below, oldest first.

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  1. Question 1

    2021 Paper 6

    44
    Which of the following is least basic?

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  2. Question 2

    2021 Paper 16

    25
    A: Aniline is less basic than acetamide. RR : Lone pair of NN in aniline is involved in resonance.

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  3. Question 3

    2021 Paper 26

    48
    A. Phenyl methanamine B. N, N-Dimethylaniline C. N-Methyl aniline D. Benzenamine Choose the correct order of basic nature of the above amines.

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  4. Question 4

    29 Jul 2022

    42
    Which among the following is the strongest Bronsted base?

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  5. Question 5

    27 Jan 2024

    34
    Which of the following is strongest Bronsted base?

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  6. Question 6

    9 Apr 2024

    34
    Correct order of basic strength of Pyrrole, Pyridine and Piperidine is

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  7. Question 7

    4 Apr 2025

    101
    The correct order of basicity for the following molecules is:

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  8. Question 8

    7 Apr 2025

    110
    The descending order of basicity of following amines is : (A) aniline, (B) 4-methoxyaniline, (C) 4-nitroaniline, (D) CH3NH2CH_{3}NH_{2}, (E) (CH3)2NH(CH_{3})_{2}NH. Choose the correct answer from the options given below:

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  9. Question 9

    4 Apr 2026 S2

    42
    The strongest conjugate acid will result from

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