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Products of cleaving an ether with HI or dilute acid

This type of question, asked 5 times: 12 May 2024 S1, 26 Apr 2025 S2, 16 Apr 2026 S2, 12 May 2026 S2, 14 May 2026 S2. All 8 questions below, oldest first.

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  1. Question 1

    12 May 2024 S1

    98
    Which from following compounds is obtained when anisole is heated with dilute sulfuric acid?

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  2. Question 2

    12 May 2024 S1

    82
    Identify the product obtained when ethoxybenzene reacts with hot and concentrated HI.

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  3. Question 3

    26 Apr 2025 S2

    84
    Identify the product 'A' in the following reaction, Anisole →398 KHIA+\xrightarrow[398\ K]{HI}A + Iodomethane

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  4. Question 4

    16 Apr 2026 S2

    39
    Which of the following ether, on hydrolysis, gives two different products that are successive members of the homologous series?

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  5. Question 5

    12 May 2026 S2

    41
    Identify the product obtained when tert-Butyl methyl ether is heated with hot HI.

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  6. Question 6

    12 May 2026 S2

    40
    Identify the product formed when aryl-alkyl ether reacts with cold HI.

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  7. Question 7

    14 May 2026 S2

    39
    Identify 'X' and 'Y' in the following reaction. C3H7−O−C3H7+HI (excess)→HotΔX+YC_3H_7 - O - C_3H_7 + HI\ (\text{excess}) \xrightarrow[\text{Hot}]{\Delta} X + Y

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  8. Question 8

    14 May 2026 S2

    38
    Identify the product obtained in following reaction. C3H7−O−C3H7+HIexcess→HotΔX+Y\mathrm{C_3H_7 - O - C_3H_7} + \underset{\text{excess}}{\mathrm{HI}} \xrightarrow[\text{Hot}]{\Delta} X + Y

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