Manipal Medical Manipal Medical Solved Paper-2001

  • question_answer
    Zwitter ion is:

    A)  ammonium acetate

    B)  urea

    C)  glycine

    D)  RNA

    Correct Answer: C

    Solution :

     The compounds having both\[-N{{H}_{2}}\]and\[-COOH\]groups exists as Zwitter ion. Ammo acids contains both groups. Hence they exists as Zwitter ion. \[\underset{Glycine}{\mathop{{{H}_{2}}NC{{H}_{2}}COOH}}\,={{H}_{3}}{{N}^{+}}-\underset{Zwitter\text{ }ion}{\mathop{C{{H}_{2}}-CO{{O}^{-}}}}\,\]


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