Question

Part 2 MATCH a structure or term from the following list with each description below. Place the letter of the structure or term in the blank to the left of the description. a. benzyne e. "NO b. +NO2 f. Meisenheimer complex c. R₃Ct g. acylium cation d. electron-donating h. electron-withdrawing i. F-TEDA-BF4 ini The reactive electrophile in Friedel-Crafts acylation reactions. The electrophile in aromatic nitration. 3. Groups which activate aromatic rings towards electrophilic substitution. 4. Groups which activate aromatic rings towards nucleophilic substitution. 5. _Intermediate in the elimination-addition mechanism of nucleophilic aromatic substitution. 6. Source of Ft in fluorination reactions.

Answer 1

3. Electron dona Wrisch activate york acylium cation the reactive, ele in Friedel-crafts acylation reactions. 2. to the electrophile in aromatic nito Electron donating aroup which activate aromatic rings taards electrophelic Substitute 4. Electron-withdrawing group a I aromatic rings towards nadeophitic substitution 15. benzyne intermediate in the elimination- I addition mechanism of nuclephitic cromatic Substitution 6. F=TEDA - BFG source of ft in fluorination reactions. rawing