Chemistry, asked by Rehankhan001, 8 months ago

Q. 9. What does one mean by exothermic artek
endsthermic reactions ? Give examples.​

Answers

Answered by rituverma12345
3

Answer:

The reaction in which heat is absorbed called endothermic reaction .ex. when caco3 is heated than heat is required...

The reaction in which heat is evolved called exothermic reaction....

ex... digestion reaction in stomach in which heat is evolved....

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Answered by principalajdc
1

Answer:

reactions in which heat is absorbed are called as endothermic reactions

ex. 2NaHCO3 + heat ------------> Na2CO3 + CO2 + H2O

reactions in which heat is released are called as exothermic reactions

ex. CaO + H2O -----------> CA(OH)2 + heat

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