JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    Addition of iron filings to \[CuS{{O}_{4}}\] solution caused precipitation of \[Cu\] owing to the [CPMT 1990]

    A) Reduction of \[C{{u}^{++}}\]

    B) Oxidation of \[C{{u}^{++}}\]

    C) Reduction of \[Fe\]

    D) Reduction of \[F{{e}^{+++}}\]

    Correct Answer: A

    Solution :

    Reduction of \[C{{u}^{++}}.\] \[Fe+CuS{{O}_{4}}\,\to \,FeS{{O}_{4}}+Cu\]


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