Question

What are exothermic and endothermic reactions? Explain with example

Answer 1

Exothermic reaction is those type of reaction in which heat is produce ex: respiration ,

Endothermic reaction is those type of reaction in which heat is required for reaction. ex -Burning of wood ,

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Answer 2

Hiiii
In endothermic reaction heat is absorb in chemical reaction
Ex CaCO3 +heat = CaO +CO2

In exothermic reaction heat is released

Ex CaO +H2O =Ca(OH) 2 +heat

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