Question 1

What α-hydroxy acid is found predominantly in grapes?

Accepted Answer

A) glycolic acid 
B) citric acid 
C) benzoic acid 
D) lactic acid 
E) tartaric acid 
A) glycolic acid 
B) citric acid 
C) benzoic acid 
D) lactic acid 
E) tartaric acid

Question 2

Which of the following is the reaction for the ionization of   acid in water?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 3

Which organic acid accounts for the odor of rancid butter?

Accepted Answer

A) formic acid 
B) ethanoic acid 
C) acetic acid 
D) butyric acid 
E) propionic acid 
A) formic acid 
B) ethanoic acid 
C) acetic acid 
D) butyric acid 
E) propionic acid

Question 4

What is the common name of this compound?

Accepted Answer

A) ethyl acetate 
B) 2-ether-2-butanone 
C) diethyl ester 
D) ethyl methyl ester 
E) ethyl methanoate 
A) ethyl acetate 
B) 2-ether-2-butanone 
C) diethyl ester 
D) ethyl methyl ester 
E) ethyl methanoate

Question 5

From what component is the first part of the IUPAC name of an ester (such as methyl acetate)derived?

Accepted Answer

A) the amide 
B) the ester 
C) the alcohol 
D) the ether 
E) the carboxylic acid 
A) the amide 
B) the ester 
C) the alcohol 
D) the ether 
E) the carboxylic acid

Question 6

What is the product of the reaction of pentanoic acid with ethanol in the presence of a strong acid?

Accepted Answer

A) ethyl pentanoate 
B) heptanoic acid 
C) pentyl ethanoate 
D) pentyl acetate 
A) ethyl pentanoate 
B) heptanoic acid 
C) pentyl ethanoate 
D) pentyl acetate

Question 7

What is the irritating acid found in ant and bee stings?

Accepted Answer

A) citric acid 
B) butyric acid 
C) formic acid 
D) acetic acid 
E) stearic acid 
A) citric acid 
B) butyric acid 
C) formic acid 
D) acetic acid 
E) stearic acid

Question 8

This functional group is known as a(n)

Accepted Answer

A)  ester. 
B)  aldehyde. 
C)  carboxylic acid. 
D)  acetal. 
E)  alcohol. 
A)  ester. 
B)  aldehyde. 
C)  carboxylic acid. 
D)  acetal. 
E)  alcohol.

Question 9

Which of these is an acid formed in the citric acid cycle?

Accepted Answer

A) acetic acid 
B) α-ketoglutaric acid 
C) propionic acid 
D) palmitic acid 
E) benzoic acid 
A) acetic acid 
B) α-ketoglutaric acid 
C) propionic acid 
D) palmitic acid 
E) benzoic acid

Question 10

What kind of intermolecular force occurs between carboxylic acids?

Accepted Answer

A) hydrogen bonding 
B) nonpolar bonding 
C) covalent bonding 
D) charge-transfer bonding 
E) ionic bonding 
A) hydrogen bonding 
B) nonpolar bonding 
C) covalent bonding 
D) charge-transfer bonding 
E) ionic bonding

Question 11

What common use is made of sodium propionate and sodium benzoate?

Accepted Answer

A) pH adjuster 
B) disinfectant 
C) decongestant 
D) flavor enhancer 
E) preservative 
A) pH adjuster 
B) disinfectant 
C) decongestant 
D) flavor enhancer 
E) preservative

Question 12

What is the IUPAC name for this compound?

Accepted Answer

A)  3-methylbutanoic acid 
B)    
C)    
D)  2-methyl-4-butanoic acid 
E)  pentanoic acid 
A)  3-methylbutanoic acid 
B)    
C)    
D)  2-methyl-4-butanoic acid 
E)  pentanoic acid

Question 13

Which of the following compounds is most soluble in water?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 14

What metabolic product of pyruvic acid is formed anaerobically during exercise?

Accepted Answer

A) β-ketoglutaric acid 
B) acetic acid 
C) malic acid 
D) lactic acid 
E) citric acid 
A) β-ketoglutaric acid 
B) acetic acid 
C) malic acid 
D) lactic acid 
E) citric acid

Question 15

What significant side effect is seen with α-hydroxy acid use?

Accepted Answer

A) increased susceptibility to infection 
B) UV sensitivity 
C) increased thirst 
D) gastric irritation 
E) nausea 
A) increased susceptibility to infection 
B) UV sensitivity 
C) increased thirst 
D) gastric irritation 
E) nausea

What α-hydroxy acid is found predominantly in grapes?

Which of the following is the reaction for the ionization of acid in water?

Which organic acid accounts for the odor of rancid butter?

What is the common name of this compound?

From what component is the first part of the IUPAC name of an ester (such as methyl acetate)derived?

What is the product of the reaction of pentanoic acid with ethanol in the presence of a strong acid?

What is the irritating acid found in ant and bee stings?

This functional group is known as a(n)

Which of these is an acid formed in the citric acid cycle?

What kind of intermolecular force occurs between carboxylic acids?

What common use is made of sodium propionate and sodium benzoate?

What is the IUPAC name for this compound?

Which of the following compounds is most soluble in water?

What metabolic product of pyruvic acid is formed anaerobically during exercise?

What significant side effect is seen with α-hydroxy acid use?

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Exam 16: Carboxylic Acids and Esters

What α-hydroxy acid is found predominantly in grapes?

Which of the following is the reaction for the ionization of acid in water?

Which organic acid accounts for the odor of rancid butter?

What is the common name of this compound?

From what component is the first part of the IUPAC name of an ester (such as methyl acetate)derived?

What is the product of the reaction of pentanoic acid with ethanol in the presence of a strong acid?

What is the irritating acid found in ant and bee stings?

This functional group is known as a(n)

Which of these is an acid formed in the citric acid cycle?

What kind of intermolecular force occurs between carboxylic acids?

What common use is made of sodium propionate and sodium benzoate?

What is the IUPAC name for this compound?

Which of the following compounds is most soluble in water?

What metabolic product of pyruvic acid is formed anaerobically during exercise?

What significant side effect is seen with α-hydroxy acid use?

Chemistry in Our Lives

Chemistry and Measurements

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Reactions and Quantities

Gases

Solutions

Reaction Rates and Chemical Equilibrium

Acids and Bases

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Phenols, Thiols, and Ethers

Aldehydes and Ketones

Carbohydrates

Lipids

Amines and Amides

Amino Acids and Proteins

Enzymes and Vitamins

Nucleic Acids and Protein Synthesis

Metabolic Pathways for Carbohydrates

Metabolism and Energy Production

Metabolic Pathways for Lipids and Amino Acids

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