Question

What does one mean by exothermic and endothermic reaction? give example.​

Answer 1

Answer:

reaction in which heat energy is liberated by the reactants is called exothermic reaction. eg: Carbon + Oxygen gives Carbon Dioxide + Q. reaction in which heat energy is absorbed by the reactants is called endothermic reaction. eg: Nitrogen + Oxygen gives 2 nitrous oxide (2NO) - Q.

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Answer 2

Endothermic :- heat is absorbed by a substance

Exothermic:- Heat is released by the substance

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