Daily Practice

GCSE Science

18th November 1987

5 questions · GCSE · 584 questions in this band

1
Bond Energies, Cells and Fuel Cells
State one factor that affects the size of the voltage produced by a chemical cell.
2
Rate and Extent of Chemical Change
State two units that the rate of a reaction can be measured in.
3
Rates of Reaction
In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
4
Reversible Reactions and Equilibrium
State what is meant by dynamic equilibrium.
5
Organic Chemistry
State what happens to the boiling point of hydrocarbons as their chain length increases.

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