1-When considering electrophilic aromatic substitution reactions the halides are described as... a) Ortho/para directing and activating b) Ortho/para directing and deactivating c) Meta directing and activating d) Meta directing and deactivating 2- When considering electrophilic aromatic substitution reactions electron donating substituents (e.g. methoxy) are described a a) Ortho/para directing and activating b) Ortho/para directing and deactivating c) Meta directing and activating d) Meta directing and deactivating 3- Identify the correct statement which is related to aromatic hydrocarbon a) It has only sigma bonds b) It has only pi bonds c) It has a sigma and two pi bonds d) It has a sigma and delocalized pi bond 4-Which of the following is a not a H0ckel (4n + 2) aromatic system? a-Cyclooctatetraene (C8H8) b-Benzene (C6H6) c.[18]-Annulene (C18H18) d.Cyclopentadienyl anion (C5H5-) 5-Which of the following is an intermediate in the reaction of benzene with CH3Cl and AlCl3? 6-Which of the following reagents would be the best reactants for the following synthesis?
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