J & K CET Medical J & K - CET Medical Solved Paper-2011

  • question_answer
    In which of the following compounds, carbon exhibits a valency of 4 but oxidation state-2?

    A) \[C{{H}_{3}}Cl\]               

    B) \[CHC{{l}_{3}}\]

    C)  \[C{{H}_{2}}C{{l}_{2}}\]               

    D)  \[HCHO\]

    Correct Answer: A

    Solution :

    In\[C{{H}_{3}}Cl,\] carbon exhibits a valency of 4 but oxidation state - 2. \[x+3-1=0\] \[x+2=0\] \[x=-2\]


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