Energy + Chemical Reactions

Front

The energy required to start a chemical reaction is ___

Back

activation

Front

Energy is ______ when bonds break.

Back

absorbed

Front

In a _____ reaction, the products have more energy than the reactants.

Back

endergonic

Front

Energy is _____ when new bonds form.

Back

released

Front

An _______ reaction is when more energy is absorbed than is released. This energy can be in the form of light, heat, electricity, etc.

Back

endergonic

Front

What is an exothermic reaction?

Back

A reaction that releases energy, usually in the form of heat.

Front

What is an endothermic reaction?

Back

A reaction that absorbs energy from its surroundings.

Front

Define activation energy.

Back

The minimum energy required to initiate a chemical reaction.

Front

What happens to energy during bond formation?

Back

Energy is released.

Front

What happens to energy during bond breaking?

Back

Energy is absorbed.