JEE Main & Advanced Chemistry Hydrogen & Its Compounds Question Bank Hydrogen peroxide

  • question_answer Which of the following cannot be oxidised by \[{{H}_{2}}{{O}_{2}}\]

    A) \[{{O}_{3}}\]

    B) \[KI/HCl\]

    C) PbS

    D) \[N{{a}_{2}}S{{O}_{3}}\]

    Correct Answer: A

    Solution :

    \[{{H}_{2}}{{O}_{2}}\] reduces \[{{O}_{3}}\] to \[{{O}_{2}}\] \[{{O}_{3}}+{{H}_{2}}{{O}_{2}}\to {{H}_{2}}O+2{{O}_{2}}\]


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