MDCAT Chemistry MCQ #577

A researcher wants to synthesize ethanol using a Grignard reagent and a carbonyl compound. Which carbonyl compound must be chosen for this specific purpose?

MDCAT Chemistry MCQ #577

  1. Question 1

    Q1. A researcher wants to synthesize ethanol using a Grignard reagent and a carbonyl compound. Which carbonyl compound must be chosen for this specific purpose?

    • A) Acetaldehyde
    • B) Acetone
    • C) Formaldehyde
    • D) Propionaldehyde

    Answer: Formaldehyde

    Explanation: Formaldehyde (HCHO) is the only aldehyde that produces a primary alcohol with Grignard reagents. Acetaldehyde is tempting but it produces a secondary alcohol.