What Does It Mean When a Reaction Is Endothermic?

Endothermic reactions are reactions that require external energy, usually in the form of heat, for the reaction to proceed. ... Endothermic reactionIn an endothermic reaction, the products are higher in energy than the reactants.

How do you know if a reaction is endothermic?

If the products are at a higher energy level than the reactants, the reaction must have absorbed energy. If you have to heat the reactants to keep the reaction going or if it cools down during the process, the reaction is endothermic.

What does endothermic mean in a reaction?

Endothermic reactions take in energy and the temperature of the surroundings decreases. Combined Science. Energy changes.