_1. In order for a chemical reaction to occur, there must always be a. a bond that breaks in a reactant particle b. an effective collision between reacting particles c. reacting particles with high energy d. a bond that forms in a product particle _2. Which would most likely increase the rate of a chemical reaction? a. adding a catalyst to the reaction mixture b. cooling the reaction mixture c. decreasing the surface area of the reactants d. decreasing the concentration of the reactants _3. Raising the temperature increases the rate of a chemical reaction by increasing. a. the frequency of collisions only b. the effectiveness of collisions only c. both the frequency and effectiveness of collisions d. neither the frequency nor the effectiveness of collisions 4. Adding a catalyst to a chemical reaction will a. increase the potential energy of the reaction b. increase the activation energy needed for the reaction to occur c. lower the potential energy of the reaction d. lower the activation energy needed for the reaction to occur 5. If the rate law of a reaction is rate = k (H,]°[O;]³, what is the order of the reaction? a. zero order c. third order b. second order d. fourth order
_1. In order for a chemical reaction to occur, there must always be a. a bond that breaks in a reactant particle b. an effective collision between reacting particles c. reacting particles with high energy d. a bond that forms in a product particle _2. Which would most likely increase the rate of a chemical reaction? a. adding a catalyst to the reaction mixture b. cooling the reaction mixture c. decreasing the surface area of the reactants d. decreasing the concentration of the reactants _3. Raising the temperature increases the rate of a chemical reaction by increasing. a. the frequency of collisions only b. the effectiveness of collisions only c. both the frequency and effectiveness of collisions d. neither the frequency nor the effectiveness of collisions 4. Adding a catalyst to a chemical reaction will a. increase the potential energy of the reaction b. increase the activation energy needed for the reaction to occur c. lower the potential energy of the reaction d. lower the activation energy needed for the reaction to occur 5. If the rate law of a reaction is rate = k (H,]°[O;]³, what is the order of the reaction? a. zero order c. third order b. second order d. fourth order
_1. In order for a chemical reaction to occur, there must always be a. a bond that breaks in a reactant particle b. an effective collision between reacting particles c. reacting particles with high energy d. a bond that forms in a product particle _2. Which would most likely increase the rate of a chemical reaction? a. adding a catalyst to the reaction mixture b. cooling the reaction mixture c. decreasing the surface area of the reactants d. decreasing the concentration of the reactants _3. Raising the temperature increases the rate of a chemical reaction by increasing. a. the frequency of collisions only b. the effectiveness of collisions only c. both the frequency and effectiveness of collisions d. neither the frequency nor the effectiveness of collisions 4. Adding a catalyst to a chemical reaction will a. increase the potential energy of the reaction b. increase the activation energy needed for the reaction to occur c. lower the potential energy of the reaction d. lower the activation energy needed for the reaction to occur 5. If the rate law of a reaction is rate = k (H,]°[O;]³, what is the order of the reaction? a. zero order c. third order b. second order d. fourth order
6.3 Lesson: CHEMICAL KINETICS
(THE RATE OF CHEMICAL REACTION, COLLISION THEORY, FACTORS THAT INFLUENCE REACTION
RATE, THE RATE LAW AND ITS COMPONENTS, CATALYST)
Direction: Write the letter of the answers only. Explain the chosen letter briefly.
(PLEASE WRITE CLEARLY, SOMETIMES I CAN'T UNDERSTAND THE WRITINGS HERE IN BARTLEBY)
Transcribed Image Text:_1. In order for a chemical reaction to occur, there must always be
a. a bond that breaks in a reactant particle
b. an effective collision between reacting particles
c. reacting particles with high energy
d. a bond that forms in a product particle
_2. Which would most likely increase the rate of a chemical reaction?
a. adding a catalyst to the reaction mixture
b. cooling the reaction mixture
c. decreasing the surface area of the reactants
d. decreasing the concentration of the reactants
_3. Raising the temperature increases the rate of a chemical reaction by increasing.
a. the frequency of collisions only
b. the effectiveness of collisions only
c. both the frequency and effectiveness of collisions
d. neither the frequency nor the effectiveness of collisions
_4. Adding a catalyst to a chemical reaction will.
a. increase the potential energy of the reaction
b. increase the activation energy needed for the reaction to occur
c. lower the potential energy of the reaction
d. lower the activation energy needed for the reaction to occur
_5. If the rate law of a reaction is rate = k [H,J°[O;J°, what is the order of the reaction?
c. third order
a. zero order
b. second order
d. fourth order
Definition Definition Study of the speed of chemical reactions and other factors that affect the rate of reaction. It also extends toward the mechanism involved in the reaction.
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