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- Answer the following questions about the mechanism for the acid-catalyzed hydration of an alkene: a. How many transition states are there? b. How many intermediates are there? c. Which step in the forward direction has the smallest rate constant?What other alkene is also formed along with Y in Sample Problem 9.3? What alkenes would form from X if no carbocation rearrangement occurred?An alkene G (C6H12) reacts with cold basic KMnO4 to produce H (C6H14O2). Hydrogenation of Gproduces I (C6H14). Ozonolysis of G produces propanone (CH3COCH3) and propanal(CH3CH2CHO).a) Draw the structure of G, H, I.b) State the reagent(s) and condition for ozonolysis reaction
- A hydrocarbon of unknown structure has the formula C8H10. On catalytic hydrogenation over the Lindlar catalyst, 1 equivalent of Η2 is absorbed. On hydrogenation overa palladium catalyst, 3 equivalents of Η2 are absorbed. (a) How many degrees of unsaturation are present in the unknown structure? (b) How many triple bonds are Present? (c) How many double bonds are present? (d) How many rings are present? (e) Draw a structure that fits the data.What steps are needed to convert Y to the alkene Z ?Replacing a kin, a word each of the following our kids results in a significantly lower reaction. Identify the reasons for this decrease in rate for each alkene D – F. Select all that apply. 
- Consider a reaction where cis-but-2-ene is treated with sO followed by NaHSO/H, O. Draw the structure of one product that is formed in the reaction, including correct stereochemistry.Which of the following alkenes (a-c) reacts faster with HI?13.30c3 Add curved arrow(s) to draw step 3 of the mechanism. Modify the given drawing of the product as needed to show the intermediate that is formed in this step.
- Identify each of the following species as either nucleophilic or electrophilic: Cl-, H+, and carbon in H3C+Following is a balanced equation for bromination of toluene.(a) Using the values for bond dissociation enthalpies given in Appendix 3,calculate ∆H0for this reaction.(b) Propose a pair of chain propagation steps and show that they add up to theobserved reaction.(c) Calculate ∆H0for each chain propagation step.(d) Which propagation step is rate-determininThere are two isomeric cyclohexa-1,4-diene products when toluene undergoes the Birch reduction (see Problem 25.24). (a) Draw the mechanism that leads to the formation of the major product. (b) Will the Birchreduction of toluene occur faster or slower than the Birch reduction of benzene itself? Hint: Is –CH3 an electron-donating or an electron-withdrawing group?