Chemical changes Flashcards
1
Q
What is an exothermic reaction?
A
A reaction which transfers energy to the surroundings by heating usually. This shown by a rise in temperature.
2
Q
What is an endothermic reaction?
A
A reaction which takes in energy from the surroundings. This is shown by a fall in temperature.
3
Q
Bond breaking is an example of a _______ reaction.
A
Endothermic
4
Q
Bond forming is an example of a _______ reaction.
A
Exothermic
