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2. (15 pts) Consider the energy diagram shown below for the reaction A + B ->...
at the reaction dia ramen below " 10 point) Answer the following questions about the reaction...
at the reaction dia ramen below " 10 point) Answer the following questions about the reaction a) The products are located at: b) The intermediate(s) are located at: c) The transition state(s) are located at: d) Rate limiting step: e) Is the overall reaction endothermic or exothermic? f) The starting materials are located at: g) According to Hammond postulate, will the first transition state more closely resemble the products or the starting materials?
2. Draw a labeled reaction-energy diagram (graph of potential energy versus reaction coordinate) for a three-step...
2. Draw a labeled reaction-energy diagram (graph of potential energy versus reaction coordinate) for a three-step overall exothermic reaction with the A. first step being the rate-determining step B. third step being the rate-determining step Label each graph with the following: reactants (r), transition states (ts.), intermediates (int.), products (p). activation energies (Ea), and overall standard heat of reaction (AH). (Note: Each subscript, x, needs to be a number that refers to the appropriate primary mechanistic step. For example, Ea,...
Name: 17. Consider the two step reaction A B-C (shown below). Which stepp is the rate...
Name: 17. Consider the two step reaction A B-C (shown below). Which stepp is the rate determining step and is the overall reaction exothermic or endothermic? (4 pts) Energy A Reaction Coordinate 18. The following is an energy vs. reaction coordinate graph for a radical bromination. (6 pts) a. Give the ratios of the tertiary to primary product b. Using the graph explain them how this occurs c. Using the graph what does the Hammond postulate tell us about the...
4. Consider the reaction energy diagram below. Consider the "potential energy" to be equal to enthalpy....
4. Consider the reaction energy diagram below. Consider the "potential energy" to be equal to enthalpy. Potential energy Reaction progress First, indicate on the diagram the activation energy, transition state, and the change of enthalpy for every step of this step-wise process, as well as the change in enthalpy for the overall reaction. Then, answer the following questions: (i) How many elementary steps are there in the mechanism of this reaction? (ii) Which of these steps is the rate-determining step?...
2. Which of the following is the correct order of decreasing basicity (stronger base> weaker base)?...
2. Which of the following is the correct order of decreasing basicity (stronger base> weaker base)? A. NH,>MeNH2> H2O> MEOH B. CH,COONa> NaOH>NaOMe>NaNMe D. MeNH2>NH, > MeOH> CH 3. Which of the following terms describes the following reaction? + Br2 H2O OH A. substitution B.addition C. elimination D. rearrangements 4. According to the Hammond Postulate transition states for A. endothermic reactions more closely resemble the reagents. B. endothermic reactions more closely resemble the products. C. exothermic reactions more closely resemble...
According to Hammond Postulate, for an exergonic reaction step, select one Consider the following reaction:, the...
According to Hammond Postulate, for an exergonic reaction step,
select one
Consider the following reaction:, the reaction shown is an
example of, select one or more
According to the Hammond Postulate, for an exergonic reaction step а Select one: a. The step is rate-determining because it has the largest EQ b. The step is rate-determining because it has the smallest E c. The transition state resembles the reactants of the step d. The transition state has bond-breaking and bond-forming occurring...
The following diagram shows the energy of a reaction as the reaction progresses. Label each of...
The following diagram shows the energy of a reaction as the reaction progresses. Label each of the following in the energy diagram by matching and answer whether this reaction is endothermic or exothermic. 1 [ Choose ] product reactant endothermic exothermic enthalpy of reaction activation energy activated complex (transition state) 2 [ Choose...
Justify Answers. Consider the energy diagram below showing the conversion of A to G a) How...
Justify Answers.
Consider the energy diagram below showing the conversion of A to G a) How many steps are included in this overall reaction mechanism? b) Label each step as endothermic or exothermic. Is the overall reaction endothermid or exothermic? c) Label ΔE and Ea for each step. Label ΔEnn for the reaction overall. d) Which step is rate-determining? e) Which points correspond to transitions states? f) Which points correspond to intermediates? g) Indicate whether each transition state most resembles...
Please Explain the Answer Question 2 (Parts A-C, 20 points): Use the energy diagrams shown below...
Please Explain the Answer
Question 2 (Parts A-C, 20 points): Use the energy diagrams shown below to answer parts A and B. on Products Rectants Energy Products Reactants Reaction coordinate (a) Highly exothermic reaction Reaction coordinate (b) Highly endothermic reaction A) Does the structure of the transition state in the endothermic reaction resemble that of the reactants or the products? B) Which energy diagram best represents the rate determining step of free radical bromination (Br,, light) of butane: the one...
Based on the energy diagram below: + + a) Label the axes of the graph (energy...
Based on the energy diagram below: + + a) Label the axes of the graph (energy is in units of mo! b) What is the energy of the reactants? c) What is the energy of the products? d) What is the energy of the transition state? e) Calculate the activation energy of the forward reaction (reactants products) f) Calculate the activation energy of the reverse reaction (products reactants): g) Calculate the total energy of the forward reaction: h) Calculate the...
at the reaction dia ramen below " 10 point) Answer the following questions about the reaction a) The products are located at: b) The intermediate(s) are located at: c) The transition state(s) are located at: d) Rate limiting step: e) Is the overall reaction endothermic or exothermic? f) The starting materials are located at: g) According to Hammond postulate, will the first transition state more closely resemble the products or the starting materials?
2. Draw a labeled reaction-energy diagram (graph of potential energy versus reaction coordinate) for a three-step overall exothermic reaction with the A. first step being the rate-determining step B. third step being the rate-determining step Label each graph with the following: reactants (r), transition states (ts.), intermediates (int.), products (p). activation energies (Ea), and overall standard heat of reaction (AH). (Note: Each subscript, x, needs to be a number that refers to the appropriate primary mechanistic step. For example, Ea,...
Name: 17. Consider the two step reaction A B-C (shown below). Which stepp is the rate determining step and is the overall reaction exothermic or endothermic? (4 pts) Energy A Reaction Coordinate 18. The following is an energy vs. reaction coordinate graph for a radical bromination. (6 pts) a. Give the ratios of the tertiary to primary product b. Using the graph explain them how this occurs c. Using the graph what does the Hammond postulate tell us about the...
4. Consider the reaction energy diagram below. Consider the "potential energy" to be equal to enthalpy. Potential energy Reaction progress First, indicate on the diagram the activation energy, transition state, and the change of enthalpy for every step of this step-wise process, as well as the change in enthalpy for the overall reaction. Then, answer the following questions: (i) How many elementary steps are there in the mechanism of this reaction? (ii) Which of these steps is the rate-determining step?...
2. Which of the following is the correct order of decreasing basicity (stronger base> weaker base)? A. NH,>MeNH2> H2O> MEOH B. CH,COONa> NaOH>NaOMe>NaNMe D. MeNH2>NH, > MeOH> CH 3. Which of the following terms describes the following reaction? + Br2 H2O OH A. substitution B.addition C. elimination D. rearrangements 4. According to the Hammond Postulate transition states for A. endothermic reactions more closely resemble the reagents. B. endothermic reactions more closely resemble the products. C. exothermic reactions more closely resemble...
According to Hammond Postulate, for an exergonic reaction step,
select one
Consider the following reaction:, the reaction shown is an
example of, select one or more
According to the Hammond Postulate, for an exergonic reaction step а Select one: a. The step is rate-determining because it has the largest EQ b. The step is rate-determining because it has the smallest E c. The transition state resembles the reactants of the step d. The transition state has bond-breaking and bond-forming occurring...
Justify Answers.
Consider the energy diagram below showing the conversion of A to G a) How many steps are included in this overall reaction mechanism? b) Label each step as endothermic or exothermic. Is the overall reaction endothermid or exothermic? c) Label ΔE and Ea for each step. Label ΔEnn for the reaction overall. d) Which step is rate-determining? e) Which points correspond to transitions states? f) Which points correspond to intermediates? g) Indicate whether each transition state most resembles...
Please Explain the Answer
Question 2 (Parts A-C, 20 points): Use the energy diagrams shown below to answer parts A and B. on Products Rectants Energy Products Reactants Reaction coordinate (a) Highly exothermic reaction Reaction coordinate (b) Highly endothermic reaction A) Does the structure of the transition state in the endothermic reaction resemble that of the reactants or the products? B) Which energy diagram best represents the rate determining step of free radical bromination (Br,, light) of butane: the one...
Based on the energy diagram below: + + a) Label the axes of the graph (energy is in units of mo! b) What is the energy of the reactants? c) What is the energy of the products? d) What is the energy of the transition state? e) Calculate the activation energy of the forward reaction (reactants products) f) Calculate the activation energy of the reverse reaction (products reactants): g) Calculate the total energy of the forward reaction: h) Calculate the...
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