Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

9th January 2024

5 questions · GCSE · 584 questions in this band

1
Chemical Changes
State the pH value of a neutral solution.
2
Reactivity, Acids and Salts
Define oxidation in terms of electrons.
3
Electrolysis
State the two materials commonly used as inert electrodes in electrolysis, and explain why they must be inert.
4
Energy Changes
Using the values in the previous question, calculate the overall energy change for the reaction.
5
Exothermic and Endothermic Reactions
State the energy transfer that occurs during an exothermic reaction.

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