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JEE Main & Advanced JEE Main Paper Phase-I (Held on 09-1-2020 Evening)

  • question_answer
    A mixture of gases \[{{O}_{2}},{{H}_{2}}\] and \[CO\] are taken in a closed vessel containing charcoal. The graph that represents the correct behaviour of pressure with time is [JEE MAIN Held on 09-01-2020 Evening]

    A)

    B)

    C)

    D)  

    Correct Answer: B

    Solution :

    Initially \[{{H}_{2}}\] combines with \[{{O}_{2}},\] therefore rapid fall in pressure will be observed. Then gradually adsorption of \[CO\] will occur by activated charcoal.


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