everyday science MCQ #83

Which gas in Chlorofluorocarbons damages the ozone layer most:

everyday science MCQ #83

  1. Question 1

    Q1. Which gas in Chlorofluorocarbons damages the ozone layer most:

    • A) Chlorine
    • B) Fluorine
    • C) Ammonia
    • D) Bromine

    Answer: Chlorine

    Explanation: In CFCs, chlorine atoms are the primary ozone-depleting agents; a single chlorine atom can catalytically destroy thousands of ozone molecules in the stratosphere.