You should be able to:
2.3a recall the factors which control the rate
of a chemical reaction
· to include concentration,
temperature, pressure, surface area and catalysis)
2.3b give an explanation of the changes in rate
based on a qualitative understanding of the collision theory
· a mathematical treatment
is not required)
· the rate equation
and the order of a reaction are not required)
2.3c relate, in a qualitative way, the
changes in the Maxwell-Boltzmann distribution of molecular energies with
changes of temperature to the alteration in rate of reaction
2.3d understand the concept of activation energy
and its qualitative relationship to the effect of temperature changes
on the rate of reaction
· the Arrhenius equation
is not required)
2.3e recall the role of catalysts in providing
alternative reaction routes of lower activation energy
· to include reaction
profiles for non-catalysed and catalysed reactions)
2.3f understand the concepts of thermodynamic
and kinetic stability
· limited to a qualitative
appreciation)