Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

17th February 2026

5 questions · GCSE · 584 questions in this band

1
Structures, Properties and Nanoparticles
Why is graphite soft and slippery?
2
Quantitative Chemistry
State the law of conservation of mass.
3
Moles, Formulae and Equations
How many atoms are there in 0.5 mol of helium?
4
Concentration, Yield and Atom Economy
Convert 250 cubic centimetres into cubic decimetres.
5
Chemical Changes
A student reacts 2.4 g of magnesium with excess dilute hydrochloric acid: Mg + 2HCl -> MgCl2 + H2. Relative atomic mass of Mg = 24. Calculate the number of moles of hydrogen gas produced.

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