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Explain the preparation of silicon tetrachloride. |
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Answer» Solution :(i) SILICON tetrachloride can be prepared by PASSING dry chlorine over an intimate mixture of silica and carbon by heating to 1675 K in a porcelain TUBE. `SiO_(2)+2C+2Cl_(2)toSiCl_(4)+2CO` (ii) On commercial SCALE, reaction of silicon with hydrogen chloride gas occurs above `600 K`. `Si+4HCl to SiCl_(4)+2H_(2)` |
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