What is an exothermic chemical reaction? A. It is a reaction that converts matter to heat. B. It is a reaction that requires heat to proceed. C. It is a reaction that draws heat from its surroundings. D. It is a reaction that releases heat to its surroundings.
Answer: The answer is
D. It is a reaction that releases heat to its surroundings.
Explanation:
An exothermic reaction is a reaction in which the overall standard enthalpy change to negative. And Exothermic reactions usually release heat and entail the replacement of weak bonds with stronger ones.