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JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Mock Test - d- and f- Block Elements

  • question_answer
    Number of good reducing agents among \[C{{e}^{4+}},E{{u}^{2+}},S{{m}^{2+}},Y{{b}^{2+}},T{{b}^{3+}},L{{a}^{3+}},C{{e}^{3+}},are\]

    Answer:

    3


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