The reaction in which heat is liberated is called a/an _____________ reaction.
Endothermic
Exothermic
Combination
Synthesis
An exothermic reaction is a chemical reaction that releases energy in the form of heat.
Example: Burning of coal, fuel etc.
The reaction in which heat is liberated is called _____________ reaction.
The reaction in which heat and light are liberated is called endothermic reaction.
The chemical reactions in which the light energy is liberated or absorbed is called thermochemical reactions.