CMC Medical CMC-Medical VELLORE Solved Paper-2011

  • question_answer
    Among the following, the compound that contains ionic, covalent and coordinate linkage is

    A)  \[N{{H}_{3}}\]                 

    B)  \[N{{H}_{4}}Cl\]

    C)  \[NaCl\]                             

    D)  \[CaO\]

    E)  \[{{C}_{6}}{{H}_{5}}CHO\]

    Correct Answer: B

    Solution :

                    \[N{{H}_{4}}Cl\]contains ionic, covalent and coordinate linkage. \[{{\left[ H-\underset{H}{\overset{H}{\mathop{\underset{\mathbf{|}}{\overset{\uparrow }{\mathop{N}}}\,}}}\,-H \right]}^{+}}C{{l}^{-}}\]


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