Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
31st January 2026
- 1The Periodic Table: Groups and Trends
Why did Mendeleev leave gaps in his table?
- 2Bonding, 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.
- 3Chemical Bonding: Ionic, Covalent and Metallic
Describe metallic bonding.
- 4Structures, Properties and Nanoparticles
State the size range of a nanoparticle.
- 5Quantitative Chemistry
A student measures the mass of a beaker of hydrochloric acid and marble chips as they react and finds it falls. Explain why.
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