C2.4 Glossary Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Term | Definition |
Catalyst | A substance that speeds up a chemical reaction but remains chemically unchanged itself at the end of the reaction. |
Collision Theory | An explanation of chemical reactions in terms of reacting particles colliding with sufficient energy for a reaction to take place. |
Endothermic | A reaction that takes in energy from the surroundings. |
Exothermic | A reaction that gives out energy to the surroundings. |
Activation Energy | The minimum energy needed to start off a reaction. |
Created by:
ChosenHill
Popular Chemistry sets