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  3. 10th Class
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10th Class Science Sample Paper Science Olympiad Model Test Paper-9

  • question_answer
    Which one of the following statements is correct? \[ZnO+CO\to Zn+C{{O}_{2}}\]

    A) \[ZnO\]is being oxidized

    B) \[CO\]is being reduced

    C) \[C{{O}_{2}}\]is being oxidized

    D) \[ZnO\]is being reduced

    E) None of these

    Correct Answer: D

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