Chemistry · IGCSE · Edexcel · Pearson Edexcel International GCSE (9–1) Chemistry (Linear) — 4CH1 · Specification point · 1.20 · Principles of chemistry · The Periodic Table
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| Students should: |
|---|
1.20 understand how to use electrical conductivity and the acid-base character of oxides to classify elements as metals or non-metals |