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5. For the Sul reaction given, the reaction coordinate diagram is as shown. step to t.....
3. For the Sul reaction given the reaction coordinate diagram is as shown Stop 1 to...
3. For the Sul reaction given the reaction coordinate diagram is as shown Stop 1 to siune L.OM- L .Br 7*. Br + OH2 -O-H HBO O-1 + OH2 (a) Which step is the rate determining step for the reaction? Draw the activation energy for that step into the above diagram. (b) Draw the structure of the highest energy intermediate in the reaction. (c) Given the following bond dissociation energies (in kcal/mol), calculate the AH for the overall reaction. Tertiary...
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...
7. (10 pts, 5 pts each) For the following reaction and its reaction coordinate diagram, describe...
7. (10 pts, 5 pts each) For the following reaction and its reaction coordinate diagram, describe the following: 1) What is the rate-determining step for the left to the right reaction? 2) Point out the activation energy for the rate-determining step in the left to right reaction. Free energy- Resonance stabilization in the reactant Resonance stabilization in the product Reaction coordinate-
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the...
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the table of Bond Dissociation Enthalpies (at the back of the exam) to calculate the approximate ΔΗπη. B) (3 pts) Is the reaction endothermic or exothermic? Why? C) (6 pts) Draw the Reaction Energy Coordinate Diagram. Label the axes, reactant(s), product(s), transition state(s), intermediate(s), activation energy, and reaction enthalpy. D) (3 pts) In regards to entropy, would you expect the reaction to be favorable, or...
ENED NERGY VS REACTION COORDINATE DIAGRAM MODEL T ction coordinate graph is used to show how...
ENED NERGY VS REACTION COORDINATE DIAGRAM MODEL T ction coordinate graph is used to show how the potential energy of the reactants become products. A reaction coordinate is a measure of the progress of the reac- An energy vs. reaction changes as they becom along the reaction pathway. Figure 1 Transition State Energy activation energy Reactants AG energy change at constant pressure Products Reaction Coordinate KEY QUESTIONS 1. Is the change in energy from reactants to products in Model 1...
The reaction below proceeds through an exothermic E2 mechanism. Draw the reaction coordinate diagram for this...
The reaction below proceeds through an exothermic E2
mechanism. Draw the reaction coordinate diagram for this reaction,
and label all activation energies, delta Gs, and transition states.
Draw the structures of the starting materials, products, and any
interediates onto your chart where they belong
NaH Br
action coordinate diagram, for the reaction 0. All parts of this question relate to the following...
action coordinate diagram, for the reaction 0. All parts of this question relate to the following reaction coordinate diagram A+B+C ....... D+ E Energy B+C+X D+E A+B+C (a) Write a mechanism for the forward reaction, showing all elementary steps. (b) What intermediates (ie, not reactants or products) are present in this mechanism? (c) Which is the rate determining step for the reaction? (d) Mark the activation energy for the rate-determining step on the diagram above. (e) What is the rate...
According to the below reaction coordinate diagram, which step is the rate-determining step (RDS)? energy Iw...
According to the below reaction coordinate diagram, which step is the rate-determining step (RDS)? energy Iw Z reaction coordinate 1st step 2nd step 3rd step step
According to the below reaction coordinate diagram, which step is the rate-determining step (RDS)? energy N...
According to the below reaction coordinate diagram, which step is the rate-determining step (RDS)? energy N reaction coordinate ist step 2nd step | 3rd step 4th step
3. For the Sul reaction given the reaction coordinate diagram is as shown Stop 1 to siune L.OM- L .Br 7*. Br + OH2 -O-H HBO O-1 + OH2 (a) Which step is the rate determining step for the reaction? Draw the activation energy for that step into the above diagram. (b) Draw the structure of the highest energy intermediate in the reaction. (c) Given the following bond dissociation energies (in kcal/mol), calculate the AH for the overall reaction. Tertiary...
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...
7. (10 pts, 5 pts each) For the following reaction and its reaction coordinate diagram, describe the following: 1) What is the rate-determining step for the left to the right reaction? 2) Point out the activation energy for the rate-determining step in the left to right reaction. Free energy- Resonance stabilization in the reactant Resonance stabilization in the product Reaction coordinate-
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the table of Bond Dissociation Enthalpies (at the back of the exam) to calculate the approximate ΔΗπη. B) (3 pts) Is the reaction endothermic or exothermic? Why? C) (6 pts) Draw the Reaction Energy Coordinate Diagram. Label the axes, reactant(s), product(s), transition state(s), intermediate(s), activation energy, and reaction enthalpy. D) (3 pts) In regards to entropy, would you expect the reaction to be favorable, or...
ENED NERGY VS REACTION COORDINATE DIAGRAM MODEL T ction coordinate graph is used to show how the potential energy of the reactants become products. A reaction coordinate is a measure of the progress of the reac- An energy vs. reaction changes as they becom along the reaction pathway. Figure 1 Transition State Energy activation energy Reactants AG energy change at constant pressure Products Reaction Coordinate KEY QUESTIONS 1. Is the change in energy from reactants to products in Model 1...
The reaction below proceeds through an exothermic E2
mechanism. Draw the reaction coordinate diagram for this reaction,
and label all activation energies, delta Gs, and transition states.
Draw the structures of the starting materials, products, and any
interediates onto your chart where they belong
NaH Br
action coordinate diagram, for the reaction 0. All parts of this question relate to the following reaction coordinate diagram A+B+C ....... D+ E Energy B+C+X D+E A+B+C (a) Write a mechanism for the forward reaction, showing all elementary steps. (b) What intermediates (ie, not reactants or products) are present in this mechanism? (c) Which is the rate determining step for the reaction? (d) Mark the activation energy for the rate-determining step on the diagram above. (e) What is the rate...
According to the below reaction coordinate diagram, which step is the rate-determining step (RDS)? energy Iw Z reaction coordinate 1st step 2nd step 3rd step step
According to the below reaction coordinate diagram, which step is the rate-determining step (RDS)? energy N reaction coordinate ist step 2nd step | 3rd step 4th step
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