Endo And Exothermic Reactions

Question 1

In an exothermic reaction , energy is released into ____________ . The temperature of surroundings is ________ and the energy in the system is _______

Answer 1

Surroundings,high,low

Question 2

In an endothermic reaction, the energy in the system is ___________ and the temperature of surroundings is ________

Answer 2

High, low

Question 3

What is activation energy?

Answer 3

The minimum amount of energy needed to break bonds to start the reaction.

Question 4

In an exothermic reaction, the reactants have ________ energy than the products.

Answer 4

More

Question 5

In an endothermic reaction, reactants have _____ energy than the products.

Answer 5

Less

Question 6

In an exothermic reaction, bonds are being ________ which _________ energy

Answer 6

Made, release

Question 7

In an endothermic reaction , bonds are _______ which then ________ energy .

Answer 7

Broken, supplies

Question 8

Overall energy change = Energy to ______ bonds - Energy required to ________ bonds

Answer 8

Break, Make