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NEETChemistryAmines

Which of the following substituents increases the basic strength of substituted aniline?

Options

  1. A-NO 2 (nitro group)
  2. B-OCH 3 (methoxy group)
  3. C-SO 3 H (sulfonic acid group)
  4. D-COOH (carboxylic acid group)

Correct answer

B. -OCH 3 (methoxy group)

Step-by-step solution

Electron-releasing groups like -OCH 3 increase the basic strength of substituted aniline, while electron-withdrawing groups like -NO 2 decrease it.

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