JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Nitrogen Family

  • question_answer
    When \[HN{{O}_{3}}\] is dropped into the palm and washed with water, it turns into yellow. It shows the presence of [CPMT 1997]

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

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

    C) \[NO\]

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

    Correct Answer: A

    Solution :

    Nitric acid turns the skin yellow because it reacts with protein giving a yellow compound called xanthoprotein.


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