JEE Main & Advanced Chemistry Analytical Chemistry Question Bank Preliminary Test

  • question_answer
    On mixing two colourless gases, a deep brown colour is observed. The gases are [CPMT 1977]

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

    B) \[NO\] and \[{{O}_{2}}\]

    C) \[{{N}_{2}}{{O}_{3}}\] and \[{{O}_{2}}\]

    D) None of these

    Correct Answer: B

    Solution :

     \[2NO+{{O}_{2}}\to \ \underset{\text{(Deep brown gas)}}{\mathop{2N{{O}_{2}}\,\,\,\,\,\,\,\,\,}}\,\]


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