Enhance your skills for the Kaplan Nursing Entrance Exam with our comprehensive study tools. Use practice questions, flashcards, and explanations to master the material. Be prepared for your next step in your nursing career!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.


What is produced as a result of exothermic reactions?

  1. Cold

  2. Gas

  3. Heat

  4. Light

The correct answer is: Heat

In exothermic reactions, the defining characteristic is that they release energy into the surrounding environment, primarily in the form of heat. This release occurs as bonds are formed in the products of the reaction, which often results in a decrease in the potential energy of the system. When reacting substances release heat, the temperature of the surroundings increases, which is a key indication of an exothermic process. While gases or light can be produced in some exothermic reactions, they are not universal outcomes of all such reactions. The fundamental trait that distinguishes exothermic reactions from others is the release of heat. This understanding is essential in various fields, including chemistry and thermodynamics, as it helps predict the behavior of substances during reactions and their applications in real-world scenarios, such as combustion or respiration.