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Which compounds can or cannot form hydrogen bonds, and its effect on boiling point

This type of question, asked 4 times: 16 May 2023 S2, 20 Apr 2025 S1, 26 Apr 2025 S1, 15 May 2026 S2. All 4 questions below, oldest first.

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  1. Question 1

    16 May 2023 S2

    60
    Which of the following molecules can form hydrogen bonding with itself?

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  2. Question 2

    20 Apr 2025 S1

    97
    Which among the following compounds has lowest boiling point?

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  3. Question 3

    26 Apr 2025 S1

    74
    Which among the following compounds does NOT form intermolecular hydrogen bonding?

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  4. Question 4

    15 May 2026 S2

    4
    Which of the following terms is used for presence of H bonding in a molecule itself?

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