Name: __________________________ Date: _____________


Acids and Esters


1.
This compound is a(an):
A.
carboxylic acid
B.
ester
C.
amide
D.
acid halide


2.
This compound is a(an):
A.
carboxylic acid
B.
ester
C.
amide
D.
acid halide


3.
This compound is the product of:
A.
the oxidation of a primary alcohol
B.
the reaction of a carboxylic acid and an alcohol
C.
the reaction of a carboxylic acid and ammonia
D.
the reaction of a ketone and an alcohol


4.
This compound is the product of the reaction of:
 
 
 
CH3CH2COONa
 
A.
a carboxylic acid with an alcohol
B.
an alcohol with a ketone
C.
a carboxylic acid with NaOH
D.
an ester with HCl and water


5.
To prepare this compound we could:
A.
oxidize a primary alcohol
B.
react a carboxylic acid with a primary alcohol
C.
react a carboxylic acid with a secondary alcohol
D.
oxidize a secondary alcohol


6.
This compound is a(an):
A.
carboxylic acid
B.
ester
C.
amide
D.
acid halide


7.
Which compound(s) can form a carboxylic acid if the proper reagent and proper conditions are chosen?
I. isopropylbenzene      II. 1-pentanol      III. 2-pentanol
A.
I only
B.
II only
C.
III only
D.
I and II only


8.
Which compound can form a carboxylic acid if the proper reagent and proper conditions are chosen?
I. CH3CH2CHOHCH3      II. (CH3)2CHOH   III. (CH3)3COH
A.
I only
B.
II only
C.
III only
D.
None of the compounds oxidize to carboxylic acids.


9.
Treatment of 2-pentanol with potassium permanganate will yield:
A.
only pentanal
B.
1-pentanone
C.
2-pentanone
D.
primarily pentanoic acid


10.
Treatment of 1-hexanol with potassium dichromate will yield:
A.
only hexanal
B.
1-hexanone
C.
2-hexanone
D.
primarily hexanoic acid


11.
The IUPAC name of this compound is:
(CH3)2CHCOOH
A.
isopropylcarboxylic acid
B.
isopropanoic acid
C.
2-methylpropanoic acid
D.
2-methylbutanoic acid


12.
The IUPAC and common names of this compound are, respectively:
CH3COOH
A.
ethanoic acid acid and formic acid
B.
ethanoic acid and acetic acid
C.
formic acid and ethanoic acid
D.
acetic acid and ethanoic acid


13.
Which of these reactions will not take place as written?
A.
CH3CH2COOH + H2O
B.
CH3CH2COOH + HCl
C.
CH3CH2COOH + NaHCO3
D.
C6H5OH + NaOH


14.
An unknown compound may be:
 
I.
phenol
II.
potassium propanoate
III.
pentanal
The unknown turns blue litmus paper red. Which statement is true?
A.
The unknown must be I.
B.
The unknown must be II.
C.
The unknown must be III.
D.
The unknown could be I or II, but not III.


15.
Which compound is a soap?
A.
CH3(CH2)2COONa
B.
CH3(CH2)2COOH
C.
CH3(CH2)14COONa
D.
CH3(CH2)14COOH


16.
Which compound is not a soap?
A.
CH3(CH2)16COONa
B.
CH3(CH2)16COOH
C.
CH3(CH2)14COONa
D.
CH3(CH2)14COOK


17.
Which compounds react together to form an ester?
I. an alcohol         II. an aldehyde   III. an carboxylic acid        IV. a ketone
A.
I and II only
B.
I and III only
C.
II and III only
D.
I and IV only


18.
Name the carboxylic acid and the alcohol that react to produce this compound.
(CH3)3CCH2COOCH(CH3)2
A.
t-butyl acid and isopropyl alcohol
B.
isopropyl acid and t-butyl alcohol
C.
3,3-dimethylbutanoic acid and 2-propanol
D.
2-propanoic acid and 3,3-dimethylbutanol


19.
Name the carboxylic acid and the alcohol that react to produce this compound.
(CH3)3CCH2CH2COOCH2CH2CH2CH3
A.
t-butylpropanoic acid and butyl alcohol
B.
butanoic acid and t-butylpropanoic alcohol
C.
4,4-dimethylpentanoic acid and 1-butanol
D.
butanoic acid and 4,4-dimethylpentanol


20.
What are the products of the acid hydrolysis of an ester?
A.
an alcohol and an aldehyde
B.
an alcohol and a carboxylic acid
C.
an acid and an aldehyde
D.
an aldehyde and a ketone


21.
What are the products of the basic hydrolysis of an ester?
A.
an alcohol and a ketone
B.
an alcohol and an aldehyde
C.
a carboxylic acid and an alcohol
D.
a carboxylic acid salt and an alcohol


22.
What are the products of the acid hydrolysis of C6H5COOCH2C(CH3)3?
A.
C6H5CH2OH and (CH3)3CH2COOH
B.
C6H5COOH and (CH3)3CCH2OH
C.
C6H5CH2OH and (CH3)3CCH2OH
D.
C6H5COOH and CH3CHOHC(CH3)3


23.
What is the IUPAC name of this compound?
 
Cl
 
|
 
CH3(CH2)2C=O
 
A.
butyl chloride
B.
butanoic chloride
C.
butanoyl chloride
D.
butanone chloride


24.
What is the IUPAC name of this compound?
 
O
O
 
||
||
 
CH3CH2-C-O-C-CH2CH3
 

A.
ethanoic anhydride
B.
acetic anhydride
C.
propanoyl anhydride
D.
propanoic anhydride


25.
An unknown compound is either an ester or a carboxylic acid. Which simple chemical diagnostic test can be used to identify the functional group?
A.
Use Tollen's reagent to form a silver mirror with the ester.
B.
Add a drop of a solution of bromine dissolved in carbon tetrachloride to the unknown. The color will disappear if the unknown is an acid.
C.
Add NaOH solution. A reaction will occur with an ester, but not with a carboxylic acid.
D.
Add a drop of the unknown to blue litmus paper. The unknown is the carboxylic acid if the litmus paper changes color to red.


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