Factors Affecting Reaction Rates

Which of the following factors is associated with slow reactions?

• Small particles

• High concentration

• Low temperature

• High temperature

Large particles are associated with which type of reaction rate?

• Fast reactions

• Slow reactions

• Medium reactions

• No reactions

What is the relationship between temperature and reaction rate?

• Higher temperature leads to slower reactions

• Lower temperature leads to faster reactions

• Higher temperature leads to faster reactions

• Temperature has no effect on reaction rate

What does the collision of reactant particles provide in a chemical reaction?

• The energy to cool the reactant molecules.

• The energy to dissolve the reactant molecules.

• The energy to break the bonds in the reactant molecules.

• The energy to freeze the reactant molecules.

What are the two conditions that must be met for a collision to be successful according to Collision Theory?

• Correct temperature and sufficient energy

• Correct geometry and sufficient energy

• Correct pressure and sufficient energy

• Correct volume and sufficient energy

Which of the following factors will increase the rate of reaction?

• Decreasing the number of collisions between reactant particles

• Increasing the number of collisions between reactant particles

• Decreasing the energy of collisions between reactant particles

• Increasing the volume of the reaction container

Which of the following statements is true according to Collision Theory?

• Particles must collide with correct geometry and sufficient energy

• Particles must collide with correct temperature and pressure

• Particles must collide with correct volume and mass

• Particles must collide with correct speed and direction

What is the primary factor that increases the rate of reaction?

• Decreasing the number of collisions

• Increasing the number of collisions

• Decreasing the energy of collisions

• Increasing the volume of the reaction container

According to Collision Theory, what must particles have to increase the rate of reaction?

• Correct temperature and pressure

• Correct geometry and sufficient energy

• Correct volume and mass

• Correct speed and direction

Which of the following statements is true about temperature and kinetic energy?

• Temperature is a measure of the potential energy of the particles of a substance

• Temperature is a measure of the average kinetic energy of the particles of a substance

• Temperature is a measure of the total energy of the particles of a substance

• Temperature is a measure of the chemical energy of the particles of a substance