Punjab Medical Punjab - MET Solved Paper-2005

  • question_answer
    Slag is represented by :

    A) \[CaSi{{O}_{3}}\]                             

    B) \[Si{{O}_{3}}\]

    C) \[Ca{{(OH)}_{2}}\]                          

    D) \[CaO\]

    Correct Answer: A

    Solution :

    Slag is the product of the reaction between flux and infusible impurities and it floats on the surface of the metal. \[\underset{gangue}{\mathop{Si{{O}_{2}}}}\,+\underset{flux}{\mathop{CaO}}\,\xrightarrow{{}}\underset{slag}{\mathop{CaSi{{O}_{3}}}}\,\]


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