Energy Changes Flashcards
1
Q
What are Endothermic Reactions?
A
energy is taken in
2
Q
What are Exothermic Reactions?
A
Take in energy/energy is given out.
3
Q
Activation Energy
A
Energy required for the successful collision of particles, causing a reaction.
4
Q
Examples of how exothermic reactions are used?
A
- Hand warmers
- Self-heating cans
5
Q
An example of an endothermic reaction?
A
Thermal decomposition.
6
Q
Examples of an exothermic reaction? (3)
A
- Combustion
- Oxidation
- Neutralisation
7
Q
What are Bond Energies?
A
The energy value of every chemical bond.
8
Q
What type of reaction is Bond Breaking?
A
Endothermic
9
Q
What type of reaction is Bond Forming?
A
Exothermic
