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  3. BHU PMT

BHU PMT BHU PMT (Screening) Solved Paper-2011

  • question_answer
    When\[HN{{O}_{3}}\]is dropped into the palm and washed with water it turns into yellow. It shows the presence of

    A)  \[N{{O}_{2}}\]                                 

    B) \[{{N}_{2}}O\]

    C)  \[NO\]                                

    D) \[{{N}_{2}}{{O}_{5}}\]

    Correct Answer: A

    Solution :

                     \[HN{{O}_{3}}\]is decomposed to\[N{{O}_{2}}\]which has yellowish orange colour.      


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