Question 1

Which of these statements best explains the designation "organic"?

Accepted Answer

A) Any naturally occurring substance. 
B) Any substance which contains carbon. 
C) Any substance which contains ionic bonds. 
D) Any substance which is formed by synthetic means. 
E) A substance which must be formed as a result of vitalism. 
A) Any naturally occurring substance. 
B) Any substance which contains carbon. 
C) Any substance which contains ionic bonds. 
D) Any substance which is formed by synthetic means. 
E) A substance which must be formed as a result of vitalism.

Question 2

Which of these is the generic symbol for the functional group of alcohols?

Accepted Answer

A) R-Cl 
B) R-OH 
C)    
D)    
E)    
A) R-Cl 
B) R-OH 
C)    
D)    
E)

Question 3

Which of these is the correct name for CH3CH2CCH?

Accepted Answer

A) Pentene 
B) Pentyne 
C) Butene 
D) Butyne 
E) Butadiene 
A) Pentene 
B) Pentyne 
C) Butene 
D) Butyne 
E) Butadiene

Question 4

Which of these is the correct name for CH3CH2HC=CHCH3?

Accepted Answer

A) Pentene 
B) Pentyne 
C) Hexene 
D) Hexyne 
E) Butadiene 
A) Pentene 
B) Pentyne 
C) Hexene 
D) Hexyne 
E) Butadiene

Question 5

Which of these families is incorrectly matched to its general formula?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 6

If an alkane undergoes a reaction to become an alkene, the newly formed alkene will most likely contain _____ hydrogen atom(s)than the original alkane.

Accepted Answer

A) one more 
B) two more 
C) one fewer 
D) two fewer 
A) one more 
B) two more 
C) one fewer 
D) two fewer

Question 7

Which of the following is true of a hydrocarbon?

Accepted Answer

A) It consists of carbon and hydrogen atoms. 
B) It can form a ring structure. 
C) It is a good fuel for combustion reactions. 
D) It can contain double or triple bonds. 
E) All of the above. 
A) It consists of carbon and hydrogen atoms. 
B) It can form a ring structure. 
C) It is a good fuel for combustion reactions. 
D) It can contain double or triple bonds. 
E) All of the above.

Question 8

Which of these families is incorrectly matched to its general formula?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 9

Which of these compounds is an organic substance?

Accepted Answer

A) CaO 
B) H2O 
C) PF3 
D) CCl4 
E) CuCl2 
A) CaO 
B) H2O 
C) PF3 
D) CCl4 
E) CuCl2

Question 10

Which of these statements is not correct?

Accepted Answer

A) Ketones have the -one ending. 
B) Aldehydes have an -ide ending. 
C) Ketones have the general formula RCOR. 
D) Formaldehyde is used as a biological preservative. 
E) Ketones and aldehydes are found in natural flavors and odors. 
A) Ketones have the -one ending. 
B) Aldehydes have an -ide ending. 
C) Ketones have the general formula RCOR. 
D) Formaldehyde is used as a biological preservative. 
E) Ketones and aldehydes are found in natural flavors and odors.

Question 11

How many carbon atoms would a straight chain or branched alkane that has 26 hydrogen atoms contain?

Accepted Answer

A) 26 
B) 12 
C) 13 
D) 14 
E) None of the above. 
A) 26 
B) 12 
C) 13 
D) 14 
E) None of the above.

Question 12

The belief that only living organisms could make organic compounds is known as

Accepted Answer

A) Wohlerism. 
B) evolution. 
C) vitalism. 
D) alkanes. 
E) synthesim. 
A) Wohlerism. 
B) evolution. 
C) vitalism. 
D) alkanes. 
E) synthesim.

Question 13

Which of these would not contain a carboxylic acid?

Accepted Answer

A) cinnamon 
B) wasp sting 
C) sour pickles 
D) lemon 
E) sweat 
A) cinnamon 
B) wasp sting 
C) sour pickles 
D) lemon 
E) sweat

Question 14

Which of these statements about chlorinated hydrocarbons is incorrect ?

Accepted Answer

A) Chlorinated hydrocarbons make good solvents. 
B) Chlorinated hydrocarbons are used as insecticides. 
C) Chlorinated hydrocarbons are relatively unstable and reactive. 
D) Chlorinated hydrocarbons decrease the flammability of hydrocarbons. 
E) Chlorinated hydrocarbons have been credited with depletion of the ozone. 
A) Chlorinated hydrocarbons make good solvents. 
B) Chlorinated hydrocarbons are used as insecticides. 
C) Chlorinated hydrocarbons are relatively unstable and reactive. 
D) Chlorinated hydrocarbons decrease the flammability of hydrocarbons. 
E) Chlorinated hydrocarbons have been credited with depletion of the ozone.

Question 15

Which of these statements about alcohols is incorrect ?

Accepted Answer

A) Alcohols are polar in nature. 
B) Methanol is often used as a solvent. 
C) Isopropyl alcohol is used as a disinfectant. 
D) Ethanol is a component in alcoholic beverages. 
E) All of these statements are correct. 
A) Alcohols are polar in nature. 
B) Methanol is often used as a solvent. 
C) Isopropyl alcohol is used as a disinfectant. 
D) Ethanol is a component in alcoholic beverages. 
E) All of these statements are correct.

Question 16

Which of these statements about benzene rings is incorrect ?

Accepted Answer

A) Benzene is a particularly stable structure. 
B) Benzene rings are sometimes called aromatic rings. 
C) Benzene is a six-membered ring with the formula C6H6. 
D) The structure of benzene was first determined by Kekule. 
E) Benzene rings are composed of six carbons held together by six double bonds. 
A) Benzene is a particularly stable structure. 
B) Benzene rings are sometimes called aromatic rings. 
C) Benzene is a six-membered ring with the formula C6H6. 
D) The structure of benzene was first determined by Kekule. 
E) Benzene rings are composed of six carbons held together by six double bonds.

Question 17

Which of these is the correct name for the structure represented?

Accepted Answer

A) 4-propyl-2-butyne 
B) 2,3-dimethylhexene 
C) 2,3-dimethylhexyne 
D) 1,2,3-trimethylhexyne 
E) 4,5-dimethyl-2-hexyne 
A) 4-propyl-2-butyne 
B) 2,3-dimethylhexene 
C) 2,3-dimethylhexyne 
D) 1,2,3-trimethylhexyne 
E) 4,5-dimethyl-2-hexyne

Question 18

Which of these is the general formula for a carboxylic acid?

Accepted Answer

A) RCOOH 
B) RCOR 
C) RCOH 
D) ROR 
E) RCOHR 
A) RCOOH 
B) RCOR 
C) RCOH 
D) ROR 
E) RCOHR

Question 19

Determine the number of structural isomers for C5H12.

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 6 
A) 2 
B) 3 
C) 4 
D) 5 
E) 6

Question 20

How many hydrogen atoms would a straight chain or branched alkane that has 25 carbon atoms contain?

Accepted Answer

A) 25 
B) 48 
C) 50 
D) 52 
E) None of the above. 
A) 25 
B) 48 
C) 50 
D) 52 
E) None of the above.

Which of these statements best explains the designation "organic"?

Which of these is the generic symbol for the functional group of alcohols?

Which of these is the correct name for CH₃CH₂CCH?

Which of these is the correct name for CH₃CH₂HC=CHCH₃?

Which of these families is incorrectly matched to its general formula?

If an alkane undergoes a reaction to become an alkene, the newly formed alkene will most likely contain _____ hydrogen atom(s)than the original alkane.

Which of the following is true of a hydrocarbon?

Which of these families is incorrectly matched to its general formula?

Which of these compounds is an organic substance?

Which of these statements is not correct?

How many carbon atoms would a straight chain or branched alkane that has 26 hydrogen atoms contain?

The belief that only living organisms could make organic compounds is known as

Which of these would not contain a carboxylic acid?

Which of these statements about chlorinated hydrocarbons is incorrect ?

Which of these statements about alcohols is incorrect ?

Which of these statements about benzene rings is incorrect ?

Which of these is the correct name for the structure represented?

Which of these is the general formula for a carboxylic acid?

Determine the number of structural isomers for C₅H₁₂.

How many hydrogen atoms would a straight chain or branched alkane that has 25 carbon atoms contain?

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Exam 6: Organic Chemistry

Which of these statements best explains the designation "organic"?

Which of these is the generic symbol for the functional group of alcohols?

Which of these is the correct name for CH3CH2CCH?

Which of these is the correct name for CH3CH2HC=CHCH3?

Which of these families is incorrectly matched to its general formula?

If an alkane undergoes a reaction to become an alkene, the newly formed alkene will most likely contain _____ hydrogen atom(s)than the original alkane.

Which of the following is true of a hydrocarbon?

Which of these families is incorrectly matched to its general formula?

Which of these compounds is an organic substance?

Which of these statements is not correct?

How many carbon atoms would a straight chain or branched alkane that has 26 hydrogen atoms contain?

The belief that only living organisms could make organic compounds is known as

Which of these would not contain a carboxylic acid?

Which of these statements about chlorinated hydrocarbons is incorrect ?

Which of these statements about alcohols is incorrect ?

Which of these statements about benzene rings is incorrect ?

Which of these is the correct name for the structure represented?

Which of these is the general formula for a carboxylic acid?

Determine the number of structural isomers for C5H12.

How many hydrogen atoms would a straight chain or branched alkane that has 25 carbon atoms contain?

Molecular Reasons

The Chemists Toolbox

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Chemical Bonding

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology

Filters

Which of these is the correct name for CH₃CH₂CCH?

Which of these is the correct name for CH₃CH₂HC=CHCH₃?

Determine the number of structural isomers for C₅H₁₂.