JEE Main & Advanced Chemistry Nitrogen Containing Compounds Question Bank Critical Thinking Nitrogen

  • question_answer Order of basicity of ethyl amines is          [MP PMT/PET 1988]

    A)                 Secondary > Primary > Tertiary

    B)                 Primary > Secondary > Tertiary

    C)                 Secondary > Tertiary > Primary

    D)                 Tertiary > Primary > Secondary

    Correct Answer: A

    Solution :

               Order of basicity of amines            (i) \[{{2}^{o}}>{{1}^{o}}>{{3}^{o}}\]            (ii)\[{{R}_{2}}NH>RN{{H}_{2}}>ArC{{H}_{2}}-N{{H}_{2}}>N{{H}_{3}}>ArNH-R>\]\[ArN{{H}_{2}}>ArNH-Ar\]

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