Railways RRB (Assistant Loco Pilot & Technician) Solved Paper-2 (2014)

  • question_answer
    Bauxite containing chief impurities of oxides of silicon is called

    A)  red bauxite            

    B)  white bauxite

    C)  black bauxite             

    D)  no specific name

    Correct Answer: B

    Solution :

    White bauxite contains silica as impurity and red bauxite contains iron oxide as impurity.


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