RAJASTHAN PMT Rajasthan - PMT Solved Paper-2002

  • question_answer
    Depletion of ozone layer caused by:

    A)  freon          

    B)  alkane

    C)  Gringard reagent

    D)  all of these

    Correct Answer: A

    Solution :

    Depletion of ozone layer is caused by Freon (a chlorofluoro carbon).


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