First Review Exam
1.
2.
October 2000
*A*
What is the structure of trans-3-methyl-3-hexene?
A.
B.
C.
D.
Which one is the correct structure for vinyl chloride?
A.
3.
CHEM 2210, Organic Chemistry I
Cl
B.
Cl
C.
Cl
D.
Cl
What is the name of the compound shown?
Cl
OH
Br
A.
B.
C.
D.
4.
2-bromo-6-chloro-5-methylcyclohexanol
2-bromo-6-chloro-5-methyl-1-cyclohexanol
6-bromo-2-chloro-3-methyl-1-cyclohexanol
6-bromo-2-chloro-3-methylcyclohexanol
What functional group is present, if you have a broad absorption between 3200-3600 cm-1 ?
A. Alkene
5.
B. Alkane
C. Alcohol
D. Ketone
Which of these IR frequency regions can you use to distinguish between a carboxylic acid
and a nitrile?
A. 2800-3000 cm-1
B. 1650-1780 cm-1 C. 1600-1620 cm-1 D. 1000-1500 cm-1
6.
What functional group (groups) are present in the following compound?
O
N
A. Carbonyl, 3˚ amine
7.
C. Amide
D. 3˚ amide
Which of the following compounds is polar?
A. BF3
8.
B. Ketone, 3˚ amine
B. BH3
C. SO 3
D. NH3
What is the total charge of the following species?
H
H
O
H
Cl
C
C
N
H
H
H
A. -1
9.
B. 0
C. +1
D. +2
What is the hybridization of the indicated atom in the following species?
H
H
O
C
C
N
CH3
Cl
A. sp3
10.
CH3
B. sp2
C. sp
D. not hybridized
Which of the following is a trans molecule?
OH
OH
OH
OH
A.
B.
OH
OH
C.
OH
D.
11.
Which of the following molecules has no 2˚ hydrogen(s)?
A.
B.
C.
D.
Cl
12.
Which of the following molecules has the LOWEST boiling point?
A.
B.
C.
D.
OH
13.
What is the common name for (CH3 )2 CHCH 2 Cl?
A. tert-butylchloride
B. sec-butylchloride
C. neopentylchloride
D. isobutylchloride
14.
What is the IUPAC name of the following compound?
A. bicyclo[4.3.0]decane
B. 2-methylbicyclo[4.3.0]nonane
C. 9-methylbicyclo[4.3.0]nonane
D. 7-methylbicyclo[4.3.0]nonane
15.
Which of the following compounds is NOT an isomer of the others?
A.
16.
O
B.
O
C.
OCH 3
OH
D.
Which of these is a sigma bonding orbital arising from the overlap of an s and an sp3
hybridized atomic orbital?
A.
B.
C.
D.
17.
Which of the indicated carbon-carbon bonds is the longest?
CH2
CH3
I
A. I
18.
B. II
CH
CH
CH
CH2
III
II
C. III
D. All are the same length.
An oxygen-containing compound does not have an IR peak at 1630-1780 cm-1 but it does
have an absorption at about 3200cm-1 .
O
O
OH
NH 2
C CH
C OH
3
A.
19.
B.
C.
D.
What is the geometry around the highlighted atom?
CH3 CH= C-CH2 CH3
|
OCH 3
A. Bent
20.
C. Trigonal planar
D. Trigonal pyramid
What is the direction of the dipole moment of the molecule shown?
F
|
C
Br
F
F
A.
21.
B. Linear
B.
C.
D.
What species act as acids in the reaction shown?
HCOOH + H3 PO 4
I
II
H2 PO 4 – + HCOOH2 +
III
IV
A. I and III B. I and IV C. II and III D. II and IV
22.
23.
24.
Which of the following is a secondary amine?
H
|
O
N
||
A.
C.
NH 2 B.
CH3 CH2 C-NHCH 3
Which of the following compounds is different from all the others?
A.
Isobutyl chloride
B. 1-Chloro-3-methylbutane
C.
ClCH2 CH2 CHCH 3
|
CH3
D. Cl
Which of the following compounds is bicyclo[3.1.1]heptane?
A.
25.
D. (CH3 CH2 )2 NCH 3
B.
C.
What is the IUPAC name of the compound shown?
CH3 CHCH 3
|
HOCHCH2 CH2 CHCH 3
|
CH3
A.
B.
C.
D.
2,6-dimethyl-3-heptanol
1,3-diisopropyl-1-propanol
2,6-dimethylheptanol
5-isopropyl-2-methyl-3-pentanol
D.