JEE Main & Advanced Chemistry Redox Reactions / रेडॉक्स अभिक्रियाएँ Question Bank Critical Thinking

  • question_answer
    Oxidation number of oxygen in potassium super oxide \[(K{{O}_{2}})\] is             [UPSEAT 1999, 2002]

    A) - 2         

    B) - 1

    C) - 1/2     

    D) - 1/4

    Correct Answer: C

    Solution :

    \[\overset{*}{\mathop{K{{O}_{2}}\,}}\,\], \[+1+2x=0,\,\,x=-\frac{1}{2}\].


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