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JEE Main & Advanced Chemistry Redox Reactions / रेडॉक्स अभिक्रियाएँ Question Bank Oxidation number and Oxidation state

  • question_answer
    The oxidation number of C in \[C{{O}_{2}}\]is     [MP PET 2001]

    A) -2         

    B) + 2

    C) -4         

    D) + 4

    Correct Answer: D

    Solution :

    \[\overset{*\,\,\,\,\,\,}{\mathop{C{{O}_{2}}}}\,\]                 \[x+2\,(-2)=0\]; \[x-4=0\];  \[x=+4\].


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