Energy change of reactions Flashcards
1
Q
Breaking of bonds are exo or endo
A
endo - energy is required
2
Q
Making of bonds are exo or endo
A
exo - energy is released
3
Q
Energy needed to break the bonds of the reactants is called
A
activation energy
4
Q
Overall energy change equation
A
reactants - products
5
Q
How to know if a reaction is exo
A
energy released forming new bonds is greater than the energy needed to break existing bonds
6
Q
Exothermic reaction profile
A
reactants down to products
7
Q
Endothermic reaction profile
A
reactants up to products
8
Q
A
