RAJASTHAN ­ PET Rajasthan PET Solved Paper-2005

  • question_answer
    Which of the following compound is used as both oxidant and reductant?

    A) \[NaOH\]          

    B)  \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\]

    C)  \[{{H}_{2}}{{O}_{2}}\]           

    D)  \[{{H}_{2}}S{{O}_{4}}\]

    Correct Answer: C

    Solution :

    \[{{H}_{2}}{{O}_{2}}\]shows the both oxidant and reductant behaviour. \[{{H}_{2}}{{O}_{2}}\xrightarrow[{}]{{}}{{H}_{2}}O+[O]\]        (oxidant) \[{{H}_{2}}{{O}_{2}}\xrightarrow[{}]{{}}{{O}_{2}}+2{{H}^{+}}\]      (reductant)


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