QUIZ Collision Theory & Factors Affecting Rate of Reaction

Decreasing the concentration of the reactants increases the collision frequency between reacting particles.

• TRUE

• FALSE

Tags

NGSS.HS-PS1-5

Increasing the concentration of a substance increases the kinetic energy of the particles that make up the substance

• TRUE

• FALSE

Increasing the surface area of the reactant, increases the rate of the reaction.

• TRUE

• FALSE

Raising the temperature of the reaction increases the rate of the reaction by increasing the energy of the collisions between reacting particles.

• TRUE

• FALSE

Tags

NGSS.HS-PS1-5

If the reactant particles collide with less than the activation energy, the particles bounce back, and no reaction will occur

• TRUE

• FALSE

Tags

NGSS.HS-PS1-5

The food was refrigerated.

• temperature

• concentrations

• particle size

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A coal dust explosion happens in mines.

• temperature

• concentrations

• particle size

Tags

NGSS.MS-PS1-4

Acid rain erodes marble fast.

• temperature

• concentrations

• particle size

Two antacid tablets neutralize acids faster than one tablet.

• temperature

• concentrations

• particle size

Kindling is used to start a fire.

• temperature

• concentrations

• particle size

Tags

NGSS.MS-PS3-3