8. (20 points) Consider the following mechanism, with the accompanying energy diagram, which has been suggested...
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?...
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? (iii) How many of the individual steps are exothermic? (iv) Is the overall reaction endothermic or...
Name Wkst #16 CHEM& 162 1. Consider the following proposed reaction mechanism. 12 = 21 1 + O₂ → 10₂ + 0 0+ 03 - 202 1 +10, -12 + O2 A. What is the overall reaction? B. What are the intermediates and catalysts? Intermediates: Catalysts: C. If the first step is in equilibrium and the second step is slow. what is the overall rate law? Remember, intermediates cannot appear in the final rate law! Rate = D. On the...
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...
Can you please answer the following questions? The rate constant, k for the reaction below A - Products is 2.8 x 10 sat 80°C. If the initial concentration of A is 0.25M, what is the concentration after 50 s? The oxidation reaction of thallium (I) by cerium (IV) is believed to occur via three steps. The rate low for the reaction is: rate = k[Ce [Mn2") ce". Mne - Cen ! ce". Mn. Cell. Mn TI". Mn* - TI. Mn?...
Give the complete mechanism for the radical chlorination the reaction potential energy diagram below for the reaction from A to X, Answer the following questions: 7 points Reaction 3) Wichstponis a) Indicate the intermediate(s) on the diagram with letters. b) How many transition states are there? c) Clearly show the free energy of activation for each step. d) What is the slowest step of the reaction? e) Which reaction is fastest and exergonic? 1) Which step is fastest and endergonic?...
Sketch a reaction coordinate energy diagram for the following elementary steps, which describe an endothermic reaction. Write the overall rate law for this process. What is the reaction order? A+B=3C. fastest C+2D= . Slow E=F. Fast
2. Given the reaction coordinate diagram below, answer the following questions: Free energy Progress of the reaction a) How many intermediates are formed in the reaction? b) Which letter(s) represent(s) a transition state? c) What is the fastest step in the reaction? d) Which is more stable: A or G? e) Does A or E form faster from C? f) Which is the most stable intermediate? g) What is the reactant of the rate-determining step? h) is the first step...
What is the rate law for overall reaction? Consider the following mechanism: Step 1: 03 → 02 + 0 Step 2: 03 + 0 + 2O2 (fast) (slow)
1. The following mechanism has been proposed for the pas-phase reaction of chloroform and chlorine Ch> 20 (fast) CI + CHCI, - HCI +CCI, (slow) Cl + CCI - CCI (fast) a) Identify any intermediate(s): b) Identify any catalyst(s): b) Write the balanced equation for the overall reaction: c) Molecularity of each step: step 1. step 2. step 3 d) rds (circle): 1 2 3 d) What is the observable rate law predicted by this mechanism? e) What is the...