Question

1. Which of the following descriptions best matches the sequenceof events that occurs in the reaction below

a)an H abstraction by a base,followed by an intramolecular SN2

b)an intramolecular SN2, followed by an Habstraction by a base

c)formation of a carbocation by ionizing theC-Br bond, followed intramolcular SN1, followed by an H abstractionby a base

d)formation of a carbocation by ionizing theC-Br bond, followed by H abstraction by a base leading toelimination

e) none of theabove

2.Which of the methodsbelow is not effective at synthesizing tert-butyl methyl ether?

a) (CH3)3C?O?Na? + CH3Br ?

b)(CH3)3C?Br +CH3O?Na??

c)H2C=C(CH3)2 + CH3OH (acidcatalyzed) ?

d) (CH3)3C?Br + CH3OH (?) ?

3.What is the correct IUPAC name ofthe following compound?

a)4-isopropyl-3-methyl-2-butanol

b)2,3,4-trimethyl-4-pentanol

c)1,1,2,3-tetramethyl-4-pentanol

d)3,4,5-trimethyl-2-hexanol

e)3,4,5,5-tetramethyl-2-pentanol

4.What would happen if the compoundbelow were to undergo Friedel-Crafts acylation?

a)Substitution would occur in ring B, para to the CH2 group

b) Substitution would occur in ring A,ortho to the nitro group

c) Substitution would occur in ring B, metato the CH2 group

d) Substitution would occur in ring A,ortho to the CH2 group

e) no reaction would take place becauseboth rings are deactivated

5.Which of the following bestdescribe the compound below?

a) the compound would be aromatic ifplanar

b) the compound would be nonaromatic ifplanar

c) the compound would be antiaromatic ifplanar

d) the compound would be aromatic ifnonplanar

e) the compound would be antiaromatic ifnonplan