Endo and Exothermic Reactions

Front

What is an endothermic reaction?

Back

An endothermic reaction is a chemical reaction that absorbs energy from its surroundings, usually in the form of heat.

Front

What is an exothermic reaction?

Back

An exothermic reaction is a chemical reaction that releases energy to its surroundings, usually in the form of heat.

Front

What instrument would you use to detect an endothermic or exothermic reaction?

Back

Thermometer.

Front

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

Back

The temperature increases.

Front

In an endothermic reaction, energy is _________.

Back

absorbed.

Front

What is a catalyst?

Back

A catalyst is a substance that speeds up a chemical reaction without being consumed in the process.

Front

What is an inhibitor?

Back

An inhibitor is a substance that slows down or prevents a chemical reaction.

Front

What happens to the temperature in an endothermic reaction?

Back

The temperature decreases.

Front

Give an example of an endothermic reaction.

Back

Photosynthesis is an example of an endothermic reaction, where plants absorb sunlight to convert carbon dioxide and water into glucose.

Front

Give an example of an exothermic reaction.

Back

Combustion of fuels, such as burning wood or gasoline, is an example of an exothermic reaction.