Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

19th March 2012

5 questions · GCSE · 584 questions in this band

1
Reactivity, Acids and Salts
Name the salt made from zinc oxide and nitric acid.
2
Electrolysis
In the industrial extraction of aluminium, explain why the carbon anodes need to be replaced regularly.
3
Energy Changes
State whether the combustion of methane is exothermic or endothermic.
4
Exothermic and Endothermic Reactions
State the energy transfer that occurs during an endothermic reaction.
5
Bond Energies, Cells and Fuel Cells
State the two substances that react inside a hydrogen fuel cell.

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