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NEET2003ChemistryGeneral Organic ChemistryActual

Among the following the weakest base is

Options

  1. AC ₆ H ₅ CH ₂ NH ₂
  2. BC ₆ H ₅ CH ₂ NHCH ₃
  3. CO ₂ NCH ₂ NH ₂
  4. DCH ₃ NHCHO .

Correct answer

D. CH ₃ NHCHO .

Step-by-step solution

Carbonyl group exerts an electron withdrawal effect due to which basicity at - N atom decreases.

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