Benzene on reaction with conc. HNO3 in presence of conc. H2SO4 followed by the treatment of Cl2 in presence of FeCl3, it gives :
A
2−chloro−1−nitrobenzene
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B
1−chloro−3−nitrobenzene
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C
3−chloro−1−nitrobenzene
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D
A mixture of 2−chloro and 4−chloro−1−nitrobenzene
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Solution
The correct option is D3−chloro−1−nitrobenzene 3-Chloro-1-nitrobenzene Nitro substituents have positive charge on the atom bonded to ring. So the like charges repel each other at ortho and para position as compared to meta substitution. So meta position is favored at 3 chloro in the ring.