Question

Explain exothermic reaction....

Answer 1

Answer:

An exothermic reaction is a reaction in which energy is released in the form of light or heat. Thus in an exothermic reaction, energy is transferred into the surroundings rather than taking energy from the surroundings as in an endothermic reaction.

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Answer 2

Answer:

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• An exothermic reaction is a "reaction for which the overall standard enthalpy change ΔH⚬ is negative."
• Exothermic reactions usually release heat and entail the replacement of weak bonds with stronger ones.
• Most of the spectacular chemical reactions that are demonstrated in classrooms are exothermic and exergonic.