engineering chemistry MCQ #4609

Which of the following compounds is most acidic?

engineering chemistry MCQ #4609

  1. Question 1

    Q1. Which of the following compounds is most acidic?

    • A) CH₃CH₂COOH
    • B) CH₃COOH
    • C) HCOOH
    • D) C₆H₅COOH

    Answer: HCOOH

    Explanation: The acidity is determined by the stability of the conjugate base; HCOOH has the most stable conjugate base due to resonance.