Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

29th June 2026

5 questions · GCSE · 584 questions in this band

1
Chemical Changes
Write the word equation for the reaction between zinc and hydrochloric acid.
2
Reactivity, Acids and Salts
Give the ionic equation for neutralisation.
3
Electrolysis
Concentrated sodium chloride solution (brine) is electrolysed using inert electrodes. State the products formed at the cathode and at the anode.
4
Energy Changes
State whether the combustion of methane is exothermic or endothermic.
5
Exothermic and Endothermic Reactions
A student reacts excess zinc powder with 25 cm3 of copper sulfate solution in a polystyrene cup. The starting temperature is 21.0 degrees C and the maximum temperature reached is 58.5 degrees C. Calculate the temperature change.

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