31-35. What is the effect of the attached substituent on the benzene ring during the second round of electrophilic aromatic substitution. Choices: A. ortho/para directing, activating B. ortho/para directing, deactivating C. meta directing, activating D. meta directing, deactivating
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- What is the rate-determining step in the mechanism of an electrophilic substitution reaction of benzene? Select one: OA. Attachment of the electrophile to benzene ring. OB. Bonding of catalyst to electrophile precursor. O C. Reformation of acid catalyst. OD. Formation of the electrophile. OE. Loss of H+ ion form arenium ion intermediate to reform aromatic ring.Which of the following compounds has an activating group? A. Bromobenzene B. Benzoic acid OC. None in the answer OD. Diphenylamine ESTION 2 Which of the following compounds has a deactivating group attached to the benzene ring? OA. Phenol OB. Acetanilide OC. Salicyclic Acid OD. TolueneWhat is the driving force for losing a proton as the last step in electrophilic aromatic substitution? Select one: O A. To make room for the electrophile. O B. To make the ring more reactive. OC. To reform an aromatic system. O D. To neutralize the base that is present.
- A certain compound is known to contain an aromatic benzene ring but failed to produce a fragrant yellow solution upon subjecting it to the nitration test. What may be a possible explanation for this? A. The benzene ring is part of a highly conjugated, blue dye molecule. B. The benzene ring contains a strong electron-withdrawing group. C. The benzene ring has no available sites left for electrophilic attack. D. All of the given. Kindly explain your answer in detail.For each horizontal row of substituted benzenes, indicatea. the one that is the most reactive in an electrophilic aromatic substitution reaction.b. the one that is the least reactive in an electrophilic aromatic substitution reaction.c. the one that yields the highest percentage of meta product in an electrophilic aromatic substitution reaction.NB: All bonds to benzene must be made using Electrophilic Aromatic Substitution (including Friedel-Crafts reactions) or Nucleophilic Aromatic Substitution! Design a synthesis of each of the following target molecules, starting with benzene: a. pentylbenzene b. 2-chloro-1-propyl benzene d. 3-chloro-1-propyl benzene d. 1-phenyl-1-butanol
- In Image 4 predict the effect the substituent attached to the benzene ring would have on electrophilic aromatic substitution reactions? a.ortho/para director, deactivator b.ortho/para director, activator c.meta director, activator d.meta director, deactivatorWhich benzene derivative would be the most reactive in an electrophilic aromatic substitution reaction? Click on a letter A through D to answer. А. `NO2 C. В. OH Br D. B.What is the rate-determining step in an electrophilic substitution of benzene? Select one: O A. Loss of an H* ion from the arenium carbocation to reform the aromatic ring. O B. Attachment of the electrophile to the benzene ring. O C. O D. The step that generates the electrophile. regeneration of the reaction catalyst.
- For each horizontal row of substituted benzenes, indicate a. the one that is the most reactive in an electrophilic aromatic substitution reaction. b. the one that is the least reactive in an electrophilic aromatic substitution reaction. c. the one that yields the highest percentage of meta product in an electrophilic aromatic substitution reaction.a. What reagent(s) are needed to synthesize the enamine below. Also, draw the resonance structure(s) for the enamine. b. Predict the product of the reaction between the enamine from part a and ethyl iodide. Also explain why it forms, including any selectivities. Hint: Consider the type of reaction alkyl halides take part in and the resonance structure(s) in part a. Etlciple Attempts Not allowed. This test can only be taken once. ce Completion Once started, this test must be completed in one sitting. Do not leave the test before clicking Save and Submit This test does not allow backtracking. Changes to the answer after submission are prohibited. emaining Time: 52 minutes, 44 seconds. Question Completion Status: A Moving to the next question prevents changes to this answer. Question 2 Reaction of arenediazonium salts with aryl benzene give.... o Aryl halied Benzonitrile Phenole Azo dayes A Moving to the next question prevents changes to this answer. P Type here to search 1HUAWE F1 F2 F3 F4 F5 F6 F7 %23 24 % & 2 5 6. 7 8. Q W E T Y. us A H. 1S C, Z C VI B U DI