Manipal Engineering Manipal Engineering Solved Paper-2011

  • question_answer
    Which of the following ore does not represent the ores of iron?

    A)  Cassiterite        

    B)                         Limonite

    C)                         Haematite        

    D)                         Magnetite

    Correct Answer: A

    Solution :

    \[Sn{{O}_{2}}-\]Cassiterite,\[F{{e}_{3}}{{O}_{4}}-\]Magnetite \[F{{e}_{2}}{{O}_{3}}-\]Haematite,\[F{{e}_{2}}{{O}_{3}}\cdot 3{{H}_{2}}O-\]Limonite


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