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JEE Main & Advanced JEE Main Paper (Held on 09-4-2019 Afternoon)

  • question_answer
    The amorphous form of silica is : [JEE Main 9-4-2019 Afternoon]

    A) quartz             

    B) kieselguhr

    C) cristobalite                  

    D) tridymite

    Correct Answer: B

    Solution :

    Kieselguhr is amorphous form of silica, it's a fact


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