Single Choice

Which of the following compounds has the highest melting point?

Ao-dibromobenzene
Bm-dibromobenzene
Cp-dibromobenzene
Correct Answer
Dbromobenzene

Solution

The melting point depends on the symmetry of the molecule. p-dibromobenzene has the highest melting point, as it has the highest symmetry.

SIMILAR QUESTIONS

Haloalkanes and Haloarenes

Amongst the isomeric dihalobenzenes which isomer has the highest melting point and why?

Haloalkanes and Haloarenes

p-Dichlorobenzene has higher m.p. than those of o- and m-isomers. Discuss.

Haloalkanes and Haloarenes

p-dichlorobenzene has higher melting point than those of o- and m- isomers. Why?

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