Edexcel A-Level Chemistry (9CH0) · EDEXCEL 9CH0
Topic 1 Foundations in chemistry
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Foundations in chemistry
- Magnesium reacts with oxygen to form magnesium oxide. Explain, in terms of electrons, what… (5 marks, Explain)
- Sodium chloride and hydrogen chloride both contain chlorine. Explain why sodium chloride i… (5 marks, Explain)
- Copper sulfate (CuSO₄) is an ionic compound. Explain how the bonding and structure of copp… (5 marks, Explain)
- Calcium carbonate (CaCO₃) decomposes when heated to form calcium oxide (CaO) and carbon di… (5 marks, Explain)
- Iron(III) chloride (FeCl₃) is an ionic compound. When solid iron(III) chloride is dissolve… (5 marks, Explain)
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