engineering chemistry MCQ #239

Which compound is most acidic?

engineering chemistry MCQ #239

  1. Question 1

    Q1. Which compound is most acidic?

    • A) Phenol
    • B) Ethanol
    • C) Methanol
    • D) 2,4-Dinitrophenol

    Answer: 2,4-Dinitrophenol

    Explanation: 2,4-Dinitrophenol is most acidic due to resonance stabilization and electron-withdrawing nitro groups that enhance its acidity.