13 Jan 2. Which of the following is a t

1. What is the correct IUPAC name for compound shown?

A. 1,2-cyclopentadiol

C. 1,2-cyclopentanediol

B. 1,5-cyclopentanediol

D. 1,5-cyclopentadiol

2. What is the correct classification for the alcohol shown below?

A. primary

B. secondary

C. tertiary

D. quaternary

3. Which of the following compounds is correctly classified as a tertiary alcohol?
A. 3-methyl-1-butanol

C. 3-methyl-2-butanol

B. 2-methyl-1-butanol

D. 2-methyl-2-butanol

4. Which of the following is a secondary alcohol?
A. CH3CH2OH

C. (CH3)2CHCH2OH

B. (CH3)2CHOH

D. (CH3)3COH

5. The alcohol groups in the compound shown are ____.

A. are both primary
B. are both secondary

C. are both tertiary
D. one is primary and one is tertiary

6. Which of the following would be only very slightly soluble in water?
A. 1-propanol

C. 1,5-pentanediol

B. 2-propanol

D. 1-hexanol

7. Oxidation of CH3CH2CH2CH2OH produces CH3CH2CH2CHO, which may be further oxidized to which of
the following:
A.

C.

B.

D.

8. Which of the following alcohols would be the most difficult to oxidize?
A. CH3C(OH)(CH3)2

C. CH3OH

B. CH3CH(OH)CH2(CH3)2

D. HOCH2CH2OH

9. Oxidation of a tertiary alcohol will produce a(n) ____.
A. ketone
B. aldehyde

C. carboxylic acid
D. no reaction

10. In order to carry out the following reaction which of the following reagents would be needed?
(O) denotes oxidation. (H) denotes reduction/hydrogenation.

A. (O) followed by (H)

C. H2O/ H2SO4 followed by (O)

B. (H) followed by H2SO4

D. (O) followed by H2SO4

CHE150 Homework Chapter 06
1. Which of the following statements is true?
a. Biologically important organic molecules never exhibit enantiomerism.
b. Very few biologically important organic molecules exhibit enantiomerism.
c. The vast majority of biologically important organic molecules exhibit
enantiomerism.
d. All biologically important organic molecules exhibit enantiomerism.
2. If a carbon atom is a stereocenter, which of the following statements must be true about that
carbon?
a.
b.
c.
d.

It has four single bonds.
It has a double bond and two single bonds.
It has two double bonds.
Any of these bonding arrangements can be associated with a stereocenter.

3. Given the compounds 2,3-dimethylpentane and 2,4-dimethylpentane, which of the following is
true?
a.
b.
c.
d.

Only 2,3-dimethylpentane is chiral.
Only 2,4-dimethylpentane is chiral.
Both are chiral.
Neither is chiral.

4. Given the compounds 2,3-dimethylpentane and 3-methylhexane, which of the following is true?
a.
b.
c.
d.

Only 2,3-dimethylpentane is chiral.
Only 3-methylhexane is chiral.
Both are chiral.
Neither is chiral.

5. There are four alcohols with the molecular formula C4H9OH. How many of these are chiral?
a. 0
b. 1

c. 2
d. 3

6. Which of the three isomeric alcohols, 2-butanol, 2-methyl-1-propanol, and 2-methyl-2-propanol,
are chiral?
a.
b.
c.
d.

only 2-butanol
only 2-methyl-1-propanol
both 2-butanol and 2-methyl-1-propanol
both 2-methyl-1-propanol and 2-methyl-2-propanol

7. Which of the structures given below represents the enantiomer of the following compound:

?
a.
only
b.
only
c. both a and b
d. neither b nor b
8. How many stereocenters are present in the following compound?

a. 1
b. 2

c. 3
d. 4

9. Which of the following compounds can exist as a pair of enantiomers?

a. (i) and (ii) only
b. (ii) and (iii) only

c. (i) and (iii) only
d. (i) only

10. In the R,S system, which of the following groups has highest priority?
a. alkyl
b. amino

c. hydroxyl
d. thiol

CHE150 Homework Chapter 07
1. Which of the following is not a base?
a. HPO42
b. OH

c. NH3
d. None, they are all bases.

2. Which of the following is a triprotic acid?
a. HCl
b. HNO3

c. H2SO4
d. H3PO4

3. Which of the following bases can accepted only one proton?
a. NH3
b. CH3NH2