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What is a chemical reaction called in which heat energy is released to the surroundings?

Answer and explanation

Correct answer: Exothermic reaction

A chemical reaction that releases heat energy to the surroundings is called an exothermic reaction; therefore, option B is correct. In contrast, an endothermic reaction absorbs heat energy from the surroundings. For example, the combustion of fuel is generally an exothermic reaction.

Related tags

ScienceClass 10Chemical ReactionsExothermic ReactionHeat Energy

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