Catalyst: A substance that speeds up a chemical reaction without being used up.
A catalyst speeds up a reaction by providing an alternative pathway with lower activation energy.
Related Posts:
- Reaction profiles: exothermic, endothermic and activation energy - video
3:14 (Triple only) draw and explain reaction profile diagrams showing ΔH and activation energy- 4.02 describe energy transfers involving energy stores: energy stores: chemical, kinetic,…
- 4.15 understand how conservation of energy produces a link between gravitational potential…
- 3:01 know that chemical reactions in which heat energy is given out are described as…
- 7.18 understand how a nucleus of U-235 can be split (the process of fission) by collision…