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NEET Chemistry Metallurgy / धातुकर्म Question Bank Self Evaluation Test - General Principals and Process of Isolation of Elements

  • question_answer
    Which one of the following is not a sulphide ore?

    A) Magnetite

    B) Iron pyrites

    C) Copper glance   

    D) Sphalerite

    Correct Answer: A

    Solution :

    [a] The formula of magnetite is \[F{{e}_{3}}{{O}_{4}}.\]            


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