Reaction kinetics

Reaction Rate

Collision Theory

Integrated Rate Equations

Potential Energy Diagrams

Mechanisms/Catalysis/Rate law

Factors affecting Reaction Rate

Surface Area

Concentration/pressure

Temperature

experiments

Number of collisions per unit time

Formula/R=k[A]x[B]y

k as Rate constant

x y as reaction orders

fraction of the collisions that succeed in producing products

Activation Energy Ea

Initial

Concentration of one reactant

First order

Second order

dC/dt=-kC

ln(C/Co)=-kt

dC/dt=-kC^2

1/C=kt+1/Co

Zero order

dC/dt=kC^0=k

C=-kt+C0

Energy sources

Enthalpy

Bond energy

endothermic

exothermic

Entropy

Activation Energy and Catalysis

Rate determined by elementary process

Intermediate

Catalysis

Activation energy

Change the activation energy