BCECE Medical BCECE Medical Solved Papers-2005

  • question_answer
    \[{{H}_{2}}{{O}_{2}}\] is formed by which of the following compounds?

    A)  \[N{{a}_{2}}{{O}_{2}}\]

    B)  \[NaOH\]

    C)  \[N{{a}_{2}}O\]

    D)  \[K{{O}_{2}}\]

    Correct Answer: A

    Solution :

    \[N{{a}_{2}}{{O}_{2}}+{{H}_{2}}S{{O}_{4}}\xrightarrow{ice\,\,cold}N{{a}_{2}}S{{O}_{4}}+{{H}_{2}}{{O}_{2}}\] \[\therefore \] \[{{H}_{2}}{{O}_{2}}\] is formed by reaction \[N{{a}_{2}}{{O}_{2}}\] (oxone) on dil \[{{H}_{2}}S{{O}_{4}}\].


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