Chemical Reactions

Front

What does each dot represent in an electron dot diagram?

Back

Each dot represents a valence electron.

Front

What do atoms typically gain or lose electrons to achieve?

Back

Atoms gain or lose electrons to achieve a stable electron configuration.

Front

What does the peak in a reaction graph represent?

Back

The peak represents the activation energy.

Front

What happens during a chemical reaction regarding bonds?

Back

Bonds of the reactants are broken, and bonds of the products are formed.

Front

What type of chemical reaction requires continuous addition of energy?

Back

Endothermic reactions require continuous addition of energy.

Front

Define a chemical reaction.

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Front

What is activation energy?

Back

Activation energy is the minimum energy required for a chemical reaction to occur.

Front

What is the difference between exothermic and endothermic reactions?

Back

Exothermic reactions release energy, while endothermic reactions absorb energy.

Front

What is a reactant in a chemical reaction?

Back

A reactant is a substance that undergoes change during a chemical reaction.

Front

What is a product in a chemical reaction?

Back

A product is a substance that is formed as a result of a chemical reaction.