Endo and Exothermic Reactions

Front

What type of reaction usually feels cold?

Back

Endothermic reactions usually feel cold.

Front

What type of reaction is indicated by an increase in temperature from 20°C to 45°C?

Back

The reaction is exothermic.

Front

What type of reaction usually feels hot?

Back

Exothermic reactions usually feel hot.

Front

If a chemical reaction is exothermic, what happens to the temperature?

Back

The temperature would increase.

Front

What happens to the surrounding temperature during an exothermic reaction?

Back

The surrounding temperature gets warmer.

Front

Define endothermic reaction.

Back

An endothermic reaction is a chemical reaction that absorbs heat from its surroundings.

Front

Define exothermic reaction.

Back

An exothermic reaction is a chemical reaction that releases heat to its surroundings.

Front

What is the energy change in an endothermic reaction?

Back

The energy of the products is higher than that of the reactants.

Front

What is the energy change in an exothermic reaction?

Back

The energy of the products is lower than that of the reactants.

Front

Give an example of an endothermic reaction.

Back

Photosynthesis is an example of an endothermic reaction.