C2.5 Endothermic And Exothermic

Question 1

Example of exothermic reactions?

Answer 1

Mg and HCl

CuSO4 and Mg

Question 2

What’s an endothermic reaction?

Answer 2

Takes in heat

Question 3

Example of endothermic reaction?

Answer 3

NH3Cl and H2O

KCl and H2O

Question 4

Example of a reversible reaction?

Answer 4

Hydrated copper sulphate ( blue) to ( endo) anhydrous copper sulphate (white)

Or back exo

Question 5

What’s am equilibrium?

Answer 5

Both reactants and products made

Balanced

Question 6

What’s exothermic?

Answer 6

Gives out heat

Hotter