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

  • question_answer
      Para dihalobenzenes have higher melting points as compared to their ortho and meta isomers.

    Answer:

      Para isomers are symmetric in nature and fit in crystal lattice better as compared to ortho and meta isomers so, they have higher melting point, than ortho and meta isomers.                      


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