Which of the following groups will facilitate the electrophilic attack on benzene ring?
Which of the following groups will facilitate the electrophilic attack on benzene ring?
A. `-NO_(2)`
B. `-NH_(2)`
C. `-CH_(3)`
D. `-OH`
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Correct Answer - A
Because `-NO_(2)` reduces the electron density on the benzene ring due to `- I` effect density and `- R` effect.
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