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  3. 7th Class
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  5. Physical and Chemical Changes

7th Class Science Physical and Chemical Changes Question Bank Physical and Chemical Changes

  • question_answer
    Reducing agent is that which:

    A) Can oxidizes other substances.

    B) Can reduce other substances by removing oxygen.

    C) Can oxidizes other substances by removing hydrogen.

    D) Can oxidizes other substances by providing oxygen to them.

    E) None of these

    Correct Answer: B

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