Which of the following objects is chiral?
A)
egg
B)
pencil
C)
cross country skis
D)
paperclip
E)
shoes
Question 2The polycyclic aromatic hydrocarbon benzoapyrene is a known carcinogen found in soot and tobacco smoke. What is its structure?
A)
D)
B)
E)
C)
Question 3The number of possible mononitration products of anthracene is:
A)
1
B)
2
C)
3
D)
4
E)
5
Question 4A common polycyclic aromatic hydrocarbon is named naphthalene. What is the structure of naphthalene?
A)
D)
B)
E)
C)
Question 5Which is the best reaction sequence to synthesize p-bromobenzenesulfonic acid from benzene?
A)
1) Br
2, AlBr
3, 2) H
2SO
4, SO
3 B)
1) H
2SO
4, SO
3, 2) Br
2, AlBr
3 C)
1) CH
3Cl, AlCl
3, 2) Br
2, AlBr
3 D)
1) Br
2, AlBr
3, 2) CH
3COCl, AlCl
3 E)
1) HBr, ethane, 2) H
2SO
4, SO
3Question 6Which is the best sequence of reagents to use in synthesizing 2-chloro-4-nitrotoluene from benzene:
A)
Cl
2, FeCl
3; then CH
3Cl, AlCl
3; then HNO
3, H
2SO
4 B)
CH
3Cl, AlCl
3; then Cl
2, FeCl
3; then HNO
3, H
2SO
4 C)
CH
3Cl, AlCl
3; then HNO
3, H
2SO
4; then Cl
2, FeCl
3 D)
SO
3, H
2SO
4; then HNO
3, H
2SO
4; then Cl
2, FeCl
3 E)
HNO
3, H
2SO
4; then Cl
2, FeCl
3; then CH
3Cl, AlCl
3