Exothermic and Endothermic Reactions Quiz

What type of reaction gives off energy to the surroundings?

• Catalytic

• Neutral

• Endothermic

• Exothermic

Which of the following is an example of an exothermic reaction?

• Freezing

• Photosynthesis

• Electrolysis

• Neutralization reactions between acids and alkalis

What happens to the surroundings in an endothermic reaction?

• Get colder

• Depends on the reaction

• Get hotter

• Stay the same

What physical process is considered to be endothermic?

• Melting

• Boiling

• Condensation

• Freezing

In which type of reaction is energy added to the reaction?

• Exothermic

• Endothermic

• Catalytic

• Neutral

What is the energy level of the products compared to the reactants in an exothermic reaction?

• Equal

• Cannot be determined

• Lower

• Higher

Which physical process requires bonds to be made and gives out energy?

• Melting

• Freezing

• Condensation

• Boiling

What is the meaning of 'exo' in exothermic reactions?

• Internal

• External

• Neutral

• Opposite

What is the main type of energy transferred in exothermic reactions?

• Light energy

• Sound energy

• Heat energy

• Mechanical energy

Which type of reaction is more common?

• Depends on the environment

• Equally common

• Endothermic

• Exothermic