what does one mean by exothermic and endothermic and reactions ? give examples
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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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Give examples. Answer: Exothermic Reaction: A chemical reaction in which heat is given out is known as exothermic reaction. For example. Endothermic Reaction: A chemical reaction in which heat energy is absorbed is known as endothermic reaction.
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