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Please provide some type of explanation for each question and
thank you for your help in...
on T. Maitiple choiee. Select the best anaver. (0.5 points each) i. Which statement below is...
on T. Maitiple choiee. Select the best anaver. (0.5 points each) i. Which statement below is true the aromatic substitution involving the bromina of benzene? znBry acts as the Lewis acid B) Feßr, acts as the Lewis base c) Br, acts as nugaed aromatic ring D) n-electrons of benzene act as the electrophile E) FeBr, acta as the Lewis acid. a what is rue about the rate and the najor predust of nitration of the methoxybenzene? A) Proceeds more rapidly...
There are 3 pictures, 18 exercises in total. Topics are Benzenes and their reactions No -I...
There are 3 pictures, 18 exercises in total. Topics are Benzenes
and their reactions
No -I ab 0 CH3 Br nooit 1. Aromatic molecules contain Tt electrons. a. 4n b. 4n+2 c. An odd number d. 4n+1 c. Zero Condition needed for benzene halogenation to occur a. NaC1, 1120 b. C12, H20 c. C12, AICI3 d. NaCl, CH3OH e. C12, CC14 3. In an electrophilic aromatic substitution, the hydroxyl group orients ortho-para because a, removes electronic density from the benzene...
4 (6 pts) For each of the following compounds, indicate which statement (A-E) best describes the...
4 (6 pts) For each of the following compounds, indicate which statement (A-E) best describes the reactivity of the benzene ring in electrophilic aromatic substitution reactions (e.g., nitration). A. The ortbo and para positions are activated and the meta position is deactivated. C. The ortho and para positions are deactivated and the meta position is activated. A. All positions are activated -ortho and para are more activated than meta. D. All positions are deactivated -ortbo and para are more deactivated...
Question 15 (2 points) Which of the following substituents will not direct the incoming group to...
Question 15 (2 points) Which of the following substituents will not direct the incoming group to the ortho/para position during electrophilic aromatic substitution? Oa) -CH2CH3 Ob) -OCOCH3 OC) -COOCH3 Od) -N(CH3)2 Question 16 (2 points) Which of the following compounds will undergo the fastest SN 1 reaction? Br Br Br Br IV a) 1 Ob) III OC) IV Od) 11
Arrange the following compounds in increasing order of their reactivity to electrophiles. (least reactive first) A....
Arrange the following compounds in increasing order of their reactivity to electrophiles. (least reactive first) A. CH CHO (benzaldehyde) B. C&HOCH, (anisole) C. C HBr (bromobenzene) D. CH3CH, (toluene) 1) A<C<D<B 2) A<D<C< B 3 ) C<A<B<D 4) C<A<D<B Nitration of chlorobenzene occurs: 1) faster than nitration of benzene and gives the ortho and para products. 2) faster than nitration of benzene and gives the meta product. 3) slower than nitration of benzene and gives the ortho and para products....
6. (9 pts) In regards to an electrophilic aromatic substitution reaction, define the 3 compounds shown...
6. (9 pts) In regards to an electrophilic aromatic substitution reaction, define the 3 compounds shown below as either: a) Activating, ortho, para director b) Deactivating, ortho para director, c) Activating, meta director, d) Deactivating, meta director. CH -ОН -N-CH3 CH3 7. Answer a-c for compounds A-F below dos a. (5 pts) Which compound(s) have an aromatic carbocation intermediate if it underwent an Snl or E1 reaction? b. (5 pts) Which compound(s) would have an anti-aromatic carbocation intermediate if it...
Please answer 29 and explain. Thank you Where would the compound shown undergo monobromination wiuh Br/FeBrs...
Please answer 29 and explain. Thank you
Where would the compound shown undergo monobromination wiuh Br/FeBrs (2 points)? Why (4 points)? A. ortho/para positions on ring 1 0 B. meta position on ring 1 D. meta position on ring 2 ring 1 nin2 C. ortho/para positions on ring 2 E. mixture of meta position on ring 1 and ortho/para positions on ring 2 Which of the following compounds has the fastest SN1 reaction rate with H-O in acetone (2 pe?...
to form Which of the following possible Birch reduction products would not be expected CH3 CH3...
to form Which of the following possible Birch reduction products would not be expected CH3 CH3 0 CH3 A. B. C. Which of the following substrates would most likely undergo a successful nucleophilic aromatic substitution reaction with diethylamine? NO2 NO 2 NO 2 A. B. C. D. Which of the following resonance structures does not depict stabilization of the negative charge in the Meisenheimer complex? 0 A. The nitro group has which of the following effects in electrophilic aromatic substitution?...
1. please check what is wrong. Thank you! Determine the product formed when each compound is treated with...
1. please check what is wrong. Thank you!
Determine the product formed when each compound is treated with Br2 and FeBr3. Drag the atom labels to their appropriate positions. CN Atom labels H H Br Br2 A. FeBr Br H OH OH Br Br. Br2 FeBr3 H H Br Br H Br2 FeBr H1 H Reset T Rank the compounds in each group in order of decreasing reactivity in electrophilic aromatic substitution. CI Decreasing reactivity Rank the compounds in each...
2. D type and strength of each substituents as activating(A) or outcome as ortho-para (O/P) or...
2. D type and strength of each substituents as activating(A) or outcome as ortho-para (O/P) or meta(M) directors. (6 pts) you expect an electrophile to be attached to the ring You must identify the deactivating(D) and also the expected regiochemical 3. Use aromatic, non aromatic or antiaromatic concepts to explain the reactions or molecules shown (6 pts) Provide a curved arrow mechanism to show the formation of a aromatic carbocation intermediate Show the final product H-I The pK,values for the...
on T. Maitiple choiee. Select the best anaver. (0.5 points each) i. Which statement below is true the aromatic substitution involving the bromina of benzene? znBry acts as the Lewis acid B) Feßr, acts as the Lewis base c) Br, acts as nugaed aromatic ring D) n-electrons of benzene act as the electrophile E) FeBr, acta as the Lewis acid. a what is rue about the rate and the najor predust of nitration of the methoxybenzene? A) Proceeds more rapidly...
There are 3 pictures, 18 exercises in total. Topics are Benzenes
and their reactions
No -I ab 0 CH3 Br nooit 1. Aromatic molecules contain Tt electrons. a. 4n b. 4n+2 c. An odd number d. 4n+1 c. Zero Condition needed for benzene halogenation to occur a. NaC1, 1120 b. C12, H20 c. C12, AICI3 d. NaCl, CH3OH e. C12, CC14 3. In an electrophilic aromatic substitution, the hydroxyl group orients ortho-para because a, removes electronic density from the benzene...
4 (6 pts) For each of the following compounds, indicate which statement (A-E) best describes the reactivity of the benzene ring in electrophilic aromatic substitution reactions (e.g., nitration). A. The ortbo and para positions are activated and the meta position is deactivated. C. The ortho and para positions are deactivated and the meta position is activated. A. All positions are activated -ortho and para are more activated than meta. D. All positions are deactivated -ortbo and para are more deactivated...
Question 15 (2 points) Which of the following substituents will not direct the incoming group to the ortho/para position during electrophilic aromatic substitution? Oa) -CH2CH3 Ob) -OCOCH3 OC) -COOCH3 Od) -N(CH3)2 Question 16 (2 points) Which of the following compounds will undergo the fastest SN 1 reaction? Br Br Br Br IV a) 1 Ob) III OC) IV Od) 11
Arrange the following compounds in increasing order of their reactivity to electrophiles. (least reactive first) A. CH CHO (benzaldehyde) B. C&HOCH, (anisole) C. C HBr (bromobenzene) D. CH3CH, (toluene) 1) A<C<D<B 2) A<D<C< B 3 ) C<A<B<D 4) C<A<D<B Nitration of chlorobenzene occurs: 1) faster than nitration of benzene and gives the ortho and para products. 2) faster than nitration of benzene and gives the meta product. 3) slower than nitration of benzene and gives the ortho and para products....
6. (9 pts) In regards to an electrophilic aromatic substitution reaction, define the 3 compounds shown below as either: a) Activating, ortho, para director b) Deactivating, ortho para director, c) Activating, meta director, d) Deactivating, meta director. CH -ОН -N-CH3 CH3 7. Answer a-c for compounds A-F below dos a. (5 pts) Which compound(s) have an aromatic carbocation intermediate if it underwent an Snl or E1 reaction? b. (5 pts) Which compound(s) would have an anti-aromatic carbocation intermediate if it...
Please answer 29 and explain. Thank you
Where would the compound shown undergo monobromination wiuh Br/FeBrs (2 points)? Why (4 points)? A. ortho/para positions on ring 1 0 B. meta position on ring 1 D. meta position on ring 2 ring 1 nin2 C. ortho/para positions on ring 2 E. mixture of meta position on ring 1 and ortho/para positions on ring 2 Which of the following compounds has the fastest SN1 reaction rate with H-O in acetone (2 pe?...
to form Which of the following possible Birch reduction products would not be expected CH3 CH3 0 CH3 A. B. C. Which of the following substrates would most likely undergo a successful nucleophilic aromatic substitution reaction with diethylamine? NO2 NO 2 NO 2 A. B. C. D. Which of the following resonance structures does not depict stabilization of the negative charge in the Meisenheimer complex? 0 A. The nitro group has which of the following effects in electrophilic aromatic substitution?...
1. please check what is wrong. Thank you!
Determine the product formed when each compound is treated with Br2 and FeBr3. Drag the atom labels to their appropriate positions. CN Atom labels H H Br Br2 A. FeBr Br H OH OH Br Br. Br2 FeBr3 H H Br Br H Br2 FeBr H1 H Reset T Rank the compounds in each group in order of decreasing reactivity in electrophilic aromatic substitution. CI Decreasing reactivity Rank the compounds in each...
2. D type and strength of each substituents as activating(A) or outcome as ortho-para (O/P) or meta(M) directors. (6 pts) you expect an electrophile to be attached to the ring You must identify the deactivating(D) and also the expected regiochemical 3. Use aromatic, non aromatic or antiaromatic concepts to explain the reactions or molecules shown (6 pts) Provide a curved arrow mechanism to show the formation of a aromatic carbocation intermediate Show the final product H-I The pK,values for the...
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