Sodium is an alkali metal extracted on an industrial scale.
Explain why sodium cannot be extracted from sodium chloride by heating with carbon, but must instead be extracted by the electrolysis of molten sodium chloride.
Practise Edexcel GCSE Chemistry Obtaining and using metals with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.