Q4 What do you understand by exothermic and endothermic reactions? Give at least two example of exothermic and endothermic reactions.
Answers
Answered by
7
Exothermic reaction simply mean
Heat is evolved
while Endothermic reaction means
Heat is absorbed
Heat is evolved
while Endothermic reaction means
Heat is absorbed
Answered by
8
exothermic reaction is a reaction in which heat is released
eg. cao + h2o --------= ca (oh) 2
endothermic rxn is rxn in which heat is ansorbed in many ways like light ,heat, electricity
eg. znco3----- zno + co2
eg. cao + h2o --------= ca (oh) 2
endothermic rxn is rxn in which heat is ansorbed in many ways like light ,heat, electricity
eg. znco3----- zno + co2
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