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Banking Chemistry Some Important Man-Made Materials Question Bank Some Important Man-Made Materials

  • question_answer
    The most important raw materials used in the manufacture of cement are

    A)  potassium nitrate, charcoal and sulphur

    B)  limestone, clay and gypsum  

    C)  transition metal oxides, sodium hydroxide or potassium hydroxide

    D)  limestone, sodium carbonate and silica

    Correct Answer: B

    Solution :

     Cement is manufactured with limestone, clay and gypsum.


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