Question

what does one mean by exothermic and endothermic reactions give examples​

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

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