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NEET Sample Paper NEET Sample Test Paper-15

  • question_answer
    Oxidation number of Os in\[\text{Os}{{\text{O}}_{\text{4}}}\] is

    A)  +4                

    B)  +8

    C)  +10                           

    D)  +18

    Correct Answer: B

    Solution :

    Let the oxidation number of Os in \[\text{Os}{{\text{O}}_{\text{4}}}\]be X. \[X+(-2)\times 4=0\] \[X-8=0\] \[X=8.\] Hence, the correct option is [b].


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