Energetics Flashcards
1
Q
Exothermic reaction
A
Transfer energy from the reacting molecule to the surroundings
Negative -
Temp of surroundings increase
2
Q
Examples of exothermic reactions
A
Combustion
Oxidation
Neutralisation
3
Q
Endothermic reaction
A
Take in energy from their surroundings
Positive +
Temp of surroundings decreases
4
Q
Sufficient energy
A
Reactions can only occur when particles collide with each other and with sufficient energy
5
Q
Activation energy
A
The minimum amount of energy that particles must have in order to react