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MCQ
What is the number of isomers of dichlorobenzene?
Chemistry
A 2
B 3
C 4
D 5
Explanation

C6H4Cl2 has three positional isomers: 1,2-dichlorobenzene (ortho), 1,3-dichlorobenzene (meta), and 1,4-dichlorobenzene (para).

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