Question 1

Which of the following statements is false?

Accepted Answer

A)  In a secondary amine, the nitrogen is bonded to two carbon atoms. 
B)  In a tertiary alcohol, the carbon bearing the OH group is bonded to no hydrogen atoms. 
C)  Aldehydes, ketones, and esters all contain a carbonyl group. 
D)  The molecular formula for the smallest carboxylic acid is C2H4O2. 
A)  In a secondary amine, the nitrogen is bonded to two carbon atoms. 
B)  In a tertiary alcohol, the carbon bearing the OH group is bonded to no hydrogen atoms. 
C)  Aldehydes, ketones, and esters all contain a carbonyl group. 
D)  The molecular formula for the smallest carboxylic acid is C2H4O2.

Question 2

If the bond angle at a carbon atom is 180°, how many groups are distributed around the carbon atom?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 3

Which of the following statements about organic compounds is true?

Accepted Answer

A)  Only naturally occurring compounds are considered organic compounds. 
B)  The number of naturally occurring compounds and the number of synthetic compounds are approximately equal. 
C)  The number of naturally occurring compounds greatly exceeds the number of synthetic compounds. 
D)  The number of naturally occurring compounds is much smaller than the number of synthetic compounds. 
A)  Only naturally occurring compounds are considered organic compounds. 
B)  The number of naturally occurring compounds and the number of synthetic compounds are approximately equal. 
C)  The number of naturally occurring compounds greatly exceeds the number of synthetic compounds. 
D)  The number of naturally occurring compounds is much smaller than the number of synthetic compounds.

Question 4

In which of the following classes of organic compounds must every compound contain more than one carbon atom?

Accepted Answer

A)  alcohols 
B)  aldehydes 
C)  carboxylic acids 
D)  ketones 
A)  alcohols 
B)  aldehydes 
C)  carboxylic acids 
D)  ketones

Question 5

Which of the following is an example of a secondary amine?

Accepted Answer

A)  CH3NH2 
B)    
C)    
D)  none of these 
A)  CH3NH2 
B)    
C)    
D)  none of these

Question 6

Which of the following is generally true of organic compounds?

Accepted Answer

A)  they are typically high melting solids 
B)  most are soluble in water 
C)  both a and b 
D)  neither a nor b 
A)  they are typically high melting solids 
B)  most are soluble in water 
C)  both a and b 
D)  neither a nor b

Question 7

Which of the following is an example of a carboxylic ester?

Accepted Answer

A)  CH3COOH 
B)  CH3CH2OH 
C)  CH3CHO 
D)    
A)  CH3COOH 
B)  CH3CH2OH 
C)  CH3CHO 
D)

Question 8

Chemicals in which of the following groups are not considered organic chemicals?

Accepted Answer

A)  enzymes 
B)  minerals 
C)  proteins 
D)  vitamins 
A)  enzymes 
B)  minerals 
C)  proteins 
D)  vitamins

Question 9

Which of the following is an example of a secondary amine?

Accepted Answer

A)  CH3NH2 
B)  CH3CH2NH2 
C)  CH3CH2CH2NH2 
D)  none of these 
A)  CH3NH2 
B)  CH3CH2NH2 
C)  CH3CH2CH2NH2 
D)  none of these

Question 10

Which of the following chemicals, when pure, will have different properties if it is synthesized in the laboratory than if it is obtained from a natural source?

Accepted Answer

A)  ethanol 
B)  taxol 
C)  vitamin C 
D)  none of these 
A)  ethanol 
B)  taxol 
C)  vitamin C 
D)  none of these

Exam 10: Organic Chemistry

Which of the following statements is false?

If the bond angle at a carbon atom is 180°, how many groups are distributed around the carbon atom?

Which of the following statements about organic compounds is true?

In which of the following classes of organic compounds must every compound contain more than one carbon atom?

Which of the following is an example of a secondary amine?

Which of the following is generally true of organic compounds?

Which of the following is an example of a carboxylic ester?

Chemicals in which of the following groups are not considered organic chemicals?

Which of the following is an example of a secondary amine?

Which of the following chemicals, when pure, will have different properties if it is synthesized in the laboratory than if it is obtained from a natural source?

Matter, Energy, and Measurement

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Alkanes

Alkenes and Alkynes

Benzene and Its Derivatives

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

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