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  5. The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I

JEE Main & Advanced Chemistry The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I Question Bank Carbon Family

  • question_answer
    In laboratory silicon can be prepared by the reaction [Pb. PMT 1999; AFMC 2002]

    A) Silica with magnesium

    B) By heating carbon in electric furnace

    C) By heating potassium fluosilicate with potassium

    D) None of these

    Correct Answer: A

    Solution :

    \[Si{{O}_{2}}+2Mg\to Si+2MgO\].


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