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13.Which of the following statements is not true of the process shown below +E→ H Benzene is less reactive with E*than other alkenes are. The overall process is a substitution reaction. There are three resonance structures of the intermediate possible. hese statements are true 0N、 NO, both A and C Ans:Bone o would be formed Page 10Page 10 13. Which of the following statements is not true of the process shown below? E E H - H+ + E+ A) Benzene is less reactive with E+ than other alkenes are. B) The overall process is a substitution reaction. C) There are three resonance structures of the intermediate possible. D) The first step is rate determining. E) All these statements are true. Ans: E 14. Carefully consider the effect of the nitro groups on the stability of the intermediates involved as you decide which product(s) the reaction shown provides. O2N NO2 NO2 ? Br2 FeBr3 A) O2N NO2 NO2 Br B) O2N NO2 NO2 Br C) O2N NO2 NO2 Br D) both A and C E) none of these would be formed Ans: B
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