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Metals and Non-Metals

Metals are to the left of the staircase line on the periodic table. Non-metals are to the right of the staircase line.Elements next to the line such as silicon and germanium have properties of both metals and non-metals and are called metalloids or semi-metals.

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Specification: AQA Chemistry (7404), AS-level, 3.2.1.1 Classification. Topic: Periodicity.

More in Periodicity

All 14 lessons in Periodicity · All AQA AS-level Chemistry topics