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12th Class Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank 12th CBSE Chemistry Haloalkanes and Haloarenes

  • question_answer
                 What are the disadvantages of using freons?

    Answer:

      In stratosphere, freons are able to initiate radical chain reactions that can upset the natural ozone balance.      


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