MDCAT Chemistry MCQ #5402

Chlorine is widely used in the paper industry for bleaching wood pulp. What is the fundamental chemical mechanism of its bleaching action?

MDCAT Chemistry MCQ #5402

  1. Question 1

    Q1. Chlorine is widely used in the paper industry for bleaching wood pulp. What is the fundamental chemical mechanism of its bleaching action?

    • A) Reduction mechanism
    • B) Dehydration mechanism
    • C) Oxidation mechanism
    • D) Substitution mechanism

    Answer: Oxidation mechanism

    Explanation: Chlorine bleaches via the formation of nascent oxygen; SO2 is tempting as it bleaches via reduction, but the question specifies Chlorine.