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Uttarakhand PMT Uttarakhand PMT Solved Paper-2005

  • question_answer
    The oxidation number of nitrogen in nitric acid is:

    A)  +4  

    B)  +5  

    C)  \[-4\]  

    D)  \[-5\]

    Correct Answer: B

    Solution :

     Suppose the oxidation number of nitrogen\[=x\] \[\therefore \] \[1+x+3(-2)=0\] \[1+x+(-6)=0\] \[\therefore \] \[x=+5\]


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