1. Bromine will not react with benzene unless in the presence of
a) HBr
b) light
c) free radicals
d) FeBr3
e) H2SO4
2. A Friedel-Crafts reaction substitutes what element onto a benzene ring?
a) H
b) C
c) Cl
d) any halogen
e) NO2
3. Nitrobenzene primarily undergoes electrophilic substitution at
a) ortho
b) meta
c) para
d) ortho & para
e) meta & para
4. Nitrobenzene could undergo nucleophilic substitution well if a bromo substituent were located
a) ortho
b) meta
c) para
d) either ortho or para
e) either meta or para
5. Following the benzyne mechanism, o-bromotoluene could give which products upon reaction with NaNH2 ?
a) bromobenzene
b) o-methylaniline
c) m-methylaniline
d) p-methylaniline
e) some other product, or some combination of the above