CH243 Name____________
Quiz Chpt 24 Amines
Due 5/12/2009
Multiple Choice:
___ 1. Classify the amine represented by the following structural formula
A. secondary C. tertiary E. quaternary
B. penitentiary D. primary F. none of these
___ 2. Describe the odor of 1,5-diaminopentane, H2N-CH2CH2CH2CH2CH2-NH2.
A. fingernail polish remover
B. skunk
C. vinegar
D. roses
E. decaying animal tissue
F. none of these
___ 3. The unpleasant odor that cooked fish sometimes has is due to the presence of amines. Sprinkling
lemon juice, which contains citric acid, on the fish eliminates this odor. Why?
A. Enzymes in the lemon juice break down proteins in the fish.
B. The lemon juice squirts in your eye so that you don't notice the odor anymore
C. The citric acid in the lemon juice reacts with the amines, which are bases, producing salts, which
don't have an odor.
D. The water in the lemon juice dilutes the amines.
E. The smell of the citric acid masks the smell of the amines
F. none of these
1. What is the name for the compound represented by the following structural formula?
NCH3
CH3
2. Rank the following compounds in order of decreasing basicity. (#1 is most basic)
NH2
H3CCH3
NH2CH2NH2NH2
CF3
CH3CH2CH
CH3
CH2N
H
CH3
