Answer:
Hai mate,
Here i am sharing my knowledge about Endothermic and Exothermic reactions with you.
Endothermic reaction is cooler than the surroundings.
Example- photosynthesis.
Exothermic reaction is hotter than the surroundings.
Example-Combustion.
They release and absorb heat receptively. The total energy of the system is same before and after the reaction.
This is the best of my knowledge about this topic.
Hope this helps u
and have a great day ahead
:)