JIPMER Jipmer Medical Solved Paper-2002

  • question_answer
    Which of the following represents a chela ting ligand?

    A)  \[{{H}_{2}}\overset{.\,\,\,.}{\mathop{O}}\,:\]  

    B)         \[O{{H}^{-}}\]  

    C)         \[DMG\]

    D)         \[C{{l}^{-}}\]

    Correct Answer: C

    Solution :

                    Chelates are formed by polydentate ligands like dimethyl glyoxime (DMG), which is a bidentate ligand. e.g., DMG, with ammonical \[N{{i}^{2+}}\]solution, forms red chelate of nickel dimethyl glyoximate, of structure is


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