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11 Nov 2019
Please provide the answer and a brief explanation for questions 31-40
31) Which of the following compounds would most likely be used in the preparation of isobutylbenzene from benzene? (CH3 )2CHCOCI B) (CH3)2CHCH2CI C) (CH3)2CHCH2Br D) CH3CH2CH2CH2CI E) CH3CH2CH2COC 32) Which of the following is the best choice of reagents to effect the electrophilic iodination of an aromatic ring? A) KI, acetone B) 12. CH3CN C) KI, HNO3 D) 12. HNO3 E) none of the above 33) In electrophilic aromatic substitution reactions, a -CO2H substituent on the aromatic ring is: A) a deactivator and a m-director B) a deactivator and an o,p-director. C) an activator and a m-director. D) an activator and an o,p-director E) none of the above. 34) In electrophilic aromatic substitution reactions, a -NHCOCH3 substituent on the aromatic ring is: A) a deactivator and a m-director B) a deactivator and an o.p-director. C) an activator and a m-director. D) an activator and an o,p-director. E) none of the above. ie aromatic substitution reactions, a phenyl substituent on the aromatic ring is A) a deactivator and a m-director. B) a deactivator and an o.,p-director. C) an activator and a m-director D) an activator and an o.p-director. E) none of the above. 36) In electrophilic aromatic substitution reactions, a cyano substituent on the aromatic ring is: A) a deactivator and a m-director. B) a deactivator and an o.p-director. C) an activator and a m-director. D) an activator and an o,p-director. E) none of the above.
Please provide the answer and a brief explanation for questions 31-40
31) Which of the following compounds would most likely be used in the preparation of isobutylbenzene from benzene? (CH3 )2CHCOCI B) (CH3)2CHCH2CI C) (CH3)2CHCH2Br D) CH3CH2CH2CH2CI E) CH3CH2CH2COC 32) Which of the following is the best choice of reagents to effect the electrophilic iodination of an aromatic ring? A) KI, acetone B) 12. CH3CN C) KI, HNO3 D) 12. HNO3 E) none of the above 33) In electrophilic aromatic substitution reactions, a -CO2H substituent on the aromatic ring is: A) a deactivator and a m-director B) a deactivator and an o,p-director. C) an activator and a m-director. D) an activator and an o,p-director E) none of the above. 34) In electrophilic aromatic substitution reactions, a -NHCOCH3 substituent on the aromatic ring is: A) a deactivator and a m-director B) a deactivator and an o.p-director. C) an activator and a m-director. D) an activator and an o,p-director. E) none of the above. ie aromatic substitution reactions, a phenyl substituent on the aromatic ring is A) a deactivator and a m-director. B) a deactivator and an o.,p-director. C) an activator and a m-director D) an activator and an o.p-director. E) none of the above. 36) In electrophilic aromatic substitution reactions, a cyano substituent on the aromatic ring is: A) a deactivator and a m-director. B) a deactivator and an o.p-director. C) an activator and a m-director. D) an activator and an o,p-director. E) none of the above.
Deanna HettingerLv2
6 Oct 2019