engineering chemistry MCQ #683

The reaction of 2-bromobutane with alc. KOH gives

engineering chemistry MCQ #683

  1. Question 1

    Q1. The reaction of 2-bromobutane with alc. KOH gives

    • A) 1-butene
    • B) 2-butene
    • C) 1-butene and 2-butene
    • D) 2-methyl-1-propene

    Answer: 1-butene and 2-butene

    Explanation: Dehydrohalogenation of 2-bromobutane follows E2 mechanism, giving 1-butene and 2-butene as products.