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प्रश्न
Explain why p-nitrophenol is more acidic than phenol.
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उत्तर
The electron-withdrawing group (−NO2), withdraws electrons and disperses the negative charge. Therefore, the −NO2 group stabilizes the phenoxide ion. Hence p-nitrophenol is more acidic than phenol.
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\[\begin{array}{cc}
\phantom{................}\ce{CH3}\\
\phantom{.............}|\\
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\phantom{.}|\phantom{......}|\phantom{......}|\\
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