P-Block Elements Ques 48

Question: In laboratory silicon can be prepared by the reaction

[Pb. PMT 1999; AFMC 2002]

Options:

A) Silica with magnesium

B) By heating carbon in electric furnace

C) By heating potassium fluosilicate with potassium

D) None of these

Show Answer

Answer:

Correct Answer: A

Solution:

$ SiO_2+2Mg\to Si+2MgO $ .



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