MDCAT Chemistry MCQ #278

Acetaldehyde is prepared by the hydration of which hydrocarbon in the presence of Mercuric Sulphate and Sulphuric acid?

MDCAT Chemistry MCQ #278

  1. Question 1

    Q1. Acetaldehyde is prepared by the hydration of which hydrocarbon in the presence of Mercuric Sulphate and Sulphuric acid?

    • A) Ethyne
    • B) Propyne
    • C) Ethene
    • D) Propene

    Answer: Ethyne

    Explanation: Hydration of Acetylene (Ethyne) in the presence of HgSO4/H2SO4 yields Acetaldehyde. Other alkynes like Propyne yield ketones, specifically Acetone.