Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
29th August 2023
- 1Life Cycle Assessment, Recycling and Corrosion
Give one reason a manufacturer's own life cycle assessment of its product might not be fully objective.
- 2Atomic Structure and the History of the Atom
What did the alpha scattering experiment show that the plum pudding model could not explain?
- 3The Periodic Table: Groups and Trends
Why do elements in the same group have similar chemical properties?
- 4Bonding, Structure and Properties of Matter
A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
- 5Chemical Bonding: Ionic, Covalent and Metallic
Write the formula of calcium chloride and explain the ratio.
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