High-purity silicon for solar panels is prepared in several stages.
In one of these stages, silicon is reacted to form liquid trichlorosilane, SiHCl3\text{SiHCl}_3SiHCl3, which contains various dissolved reactant and product impurities with different boiling points.
Suggest how pure trichlorosilane could be separated from these impurities.
107 exam-style questions on Edexcel GCSE Chemistry 3.2 Methods of separating and purifying substances, covering 3.2.1 Pure substances and mixtures, 3.2.2 Techniques for separating mixtures, 3.2.3 Paper chromatography and Rf values, and 3.2.4 Making water potable. Each one has a worked solution and a mark scheme showing where the marks go.