Daily Practice · GCSE Science

Daily Practice - GCSE Science

13th October 1995

5 questions · GCSE · 584 questions in this band

1
Energy Changes
State whether the combustion of methane is exothermic or endothermic.
2
Exothermic and Endothermic Reactions
State what is meant by the activation energy of a reaction.
3
Bond Energies, Cells and Fuel Cells
State whether forming a new chemical bond requires energy or releases energy.
4
Rate and Extent of Chemical Change
State the four factors that can increase the rate of a chemical reaction.
5
Rates of Reaction
In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1995, including the monthly compilation PDF.