C5-Energy Changes Flashcards
(6 cards)
1
Q
What type of reaction is described as
a reaction where energy is given off
to the surroundings?
A
Exothermic
2
Q
What is activation energy?
A
Energy required to start a chemical reaction/for particles to successfully collide
3
Q
What happens to the temperature of the surroundings in an exothermic reaction?
A
Temperature of surroundings increase
4
Q
What type of reaction is described as a reaction where energy is taken in from the surroundings?
A
Endothermic
5
Q
What is described as a diagram which shows how the energy changes as the reaction takes place?
A
Reaction profiles/energy level diagram
6
Q
What happens to the temperature of the surroundings in an endothermic reaction?
A
Temperature of surroundings decreases
