Part of All of GCSE Chemistry on 11 Sheets, the free examiner-made series. Made by Fiaraz Iqbal, Former Headteacher & Examiner. Works for AQA, Edexcel and OCR.
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The ions are free to move in a liquid or solution, but are fixed in place in the solid lattice.
Each carbon atom forms three bonds, leaving one delocalised electron that can carry charge.
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