NCERT Class XII Chemistry
Chapter - Haloalkanes and Haloarenes
Questions with Solutions
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Question : 18
Total: 31
p-Dichlorobenzene has higher m.p. and solubility than those of o- and m-isomers. Discuss.
Solution:
The para-isomers have high melting points and solubility as compared to their ortho and meta isomers due to symmetry of para- isomers that fits into crystal lattice better than ortho and para isomers.
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