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  5. The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I

12th Class Chemistry The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I Question Bank MCQs - The p-Block Elements

  • question_answer
    The oxidation state of nitrogen is - 1/3 in

    A) \[{{N}_{3}}H\]

    B) \[N{{H}_{3}}\]

    C) \[N{{H}_{2}}OH\]

    D) \[{{N}_{2}}{{H}_{4}}\]

    Correct Answer: A

    Solution :

    O.S. of N in \[{{N}_{3}}H=-\,\,\frac{1}{3}\]
    O.S. of N in \[N{{H}_{3}}\] = - 3
    O.S. of N in \[N{{H}_{2}}OH\] = - 1
    O.S. of N in \[{{N}_{2}}{{H}_{4}}\] = - 2


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