Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
- 1Rate and Extent of Chemical Change
State two units that the rate of a reaction can be measured in.
- 2Rates of Reaction
Explain why using a light sensor and data logger is more reliable than timing by eye in the disappearing cross practical.
- 3Reversible Reactions and Equilibrium
In the Haber process, N2(g) + 3H2(g) -> 2NH3(g), state the effect of decreasing the pressure on the position of equilibrium.
- 4Organic Chemistry
Define the term 'hydrocarbon'.
- 5Alkanes, Alkenes and Crude Oil
Describe the colour change seen when an alkene is shaken with bromine water.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of May 2002, including the monthly compilation PDF.