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

  • question_answer
      How is double bond in a molecule detected?  

    Answer:

      Addition of in presence of  to an alkene results in discharge of reddish brown colour of bromine. This is an important method for the detection of double bond in a molecule.


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