C2 - Endothermic and Exothermic Reactions Flashcards
1
Q
What is an Endothermic reaction?
A
A type of reaction that absorbs energy from its surroundings
2
Q
What is an Exothermic reaction?
A
A type of reaction that releases heat energy
3
Q
What happens in an Endothermic reaction?
A
More energy is needed to break the bonds in the reactants than is released in the making of the bonds in the products
Heat energy is absorbed
4
Q
What happens in an Exothermic reaction
A
Less energy is needed to break the bonds in the reactants than is released in the making of the bonds in the products
Heat energy is released