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Out of o-and p-dibromobenzene which one has higher melting point and why?

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प्रश्न

Out of o-and p-dibromobenzene which one has higher melting point and why?

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उत्तर

 p-Dibromobenzenc has higher melting point than its o-isomer.

It is due to symmetry of p-isomer which fits in crystal lattice better than the o-isomer.

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अध्याय 10: Haloalkanes and Haloarenes - Exercises [पृष्ठ १४२]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 10 Haloalkanes and Haloarenes
Exercises | Q III. 45. | पृष्ठ १४२

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