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  5. Occurence and Extraction of Metals

Railways General Science & Technology Occurence and Extraction of Metals Sample Paper Occurence and Extraction of Metals Sample Test Paper-18

  • question_answer
    The method used for reduction of mercuric oxide to mercury is

    A)  Heating

    B)  Chemical reduction

    C)  Tinning

    D)  Galvanization

    Correct Answer: C

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