engineering chemistry MCQ #501

Which of the following aldehydes is most reactive towards nucleophilic addition?

engineering chemistry MCQ #501

  1. Question 1

    Q1. Which of the following aldehydes is most reactive towards nucleophilic addition?

    • A) HCHO
    • B) CH₃CHO
    • C) C₂H₅CHO
    • D) C₆H₅CHO

    Answer: HCHO

    Explanation: The reactivity of aldehydes towards nucleophilic addition is influenced by the +I effect and steric hindrance. HCHO has the least +I effect and steric hindrance.