Question 1

The molecule below has ________ primary carbon atoms,________ secondary carbon atoms,________ tertiary carbon atoms,and ________ quaternary carbon atoms.

Accepted Answer

A) 4,8,1,1 
B) 4,7,2,0 
C) 5,7,2,0 
D) 5,7,1,1 
E) 5,8. 2. 0 
A) 4,8,1,1 
B) 4,7,2,0 
C) 5,7,2,0 
D) 5,7,1,1 
E) 5,8. 2. 0

Question 2

What alkyl halide is formed when CH3CH3 is heated with bromine,Br2?

Accepted Answer

A) C2Br6 
B) CH2=CH2 
C) CH3CH2OH 
D) CH3CH2Br 
A) C2Br6 
B) CH2=CH2 
C) CH3CH2OH 
D) CH3CH2Br

Question 3

If a cyclic alkane has 28 hydrogens and a single ring,it must have 13 carbon atoms.

Accepted Answer

A) True 
 B)False

Question 4

What is the IUPAC name of this molecule?

Accepted Answer

A) 2,4-dimethyl-2-ethylhexane 
B) 2-ethyl-2,4-dimethylhexane 
C) 3,3,5-trimethylheptane 
D) 5-ethyl-3,5-dimethylhexane 
A) 2,4-dimethyl-2-ethylhexane 
B) 2-ethyl-2,4-dimethylhexane 
C) 3,3,5-trimethylheptane 
D) 5-ethyl-3,5-dimethylhexane

Question 5

What is the IUPAC name of this compound?

Accepted Answer

A) 3-ethyl-5-methyldecane 
B) 3-ethyl-2-pentylhexane 
C) 3-ethyl-5-pentylhexane 
D) 8-ethyl-6-methyldecane 
A) 3-ethyl-5-methyldecane 
B) 3-ethyl-2-pentylhexane 
C) 3-ethyl-5-pentylhexane 
D) 8-ethyl-6-methyldecane

Question 6

What is the IUPAC name of this compound?

Accepted Answer

A) 4-isopentylnonane 
B) 3-ethyl-4-propylnonane 
C) 3,3-dimethyl-4-propylnonane 
D) 3,3-dimethyl-4-butylnonane 
A) 4-isopentylnonane 
B) 3-ethyl-4-propylnonane 
C) 3,3-dimethyl-4-propylnonane 
D) 3,3-dimethyl-4-butylnonane

Question 7

Which compound is identical to this molecule?

Accepted Answer

A) (CH3)2CHCH2CH2CH3 
B) CH3(CH2)4CH3 
C)    
D)    
E) More than one molecule is identical to the original molecule. 
A) (CH3)2CHCH2CH2CH3 
B) CH3(CH2)4CH3 
C)    
D)    
E) More than one molecule is identical to the original molecule.

Question 8

How many tertiary carbons are in the molecule (CH3)2CH(CH2)2CH3?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 9

5,5-dimethyl-5-propylnonane is a valid IUPAC name for an alkane.

Accepted Answer

A) True 
 B)False

Question 10

C2H6 has a higher boiling point than the compound below.

Accepted Answer

A) True 
 B)False

Question 11

Oxidation results in a decrease in the number of C-O bonds and an increase in the number of C-H bonds.

Accepted Answer

A) True 
 B)False

Question 12

What is the structure of 2-methylhexane?

Accepted Answer

A) (CH3)2CHCH2CH2CH3 
B) (CH3)2CHCH2CH2CH2CH3 
C) (CH3)3CCH2CH2CH2CH3 
D)    
A) (CH3)2CHCH2CH2CH3 
B) (CH3)2CHCH2CH2CH2CH3 
C) (CH3)3CCH2CH2CH2CH3 
D)

Question 13

The compounds below are constitutional isomers.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following compounds is identical to the one shown below?

Accepted Answer

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

Question 15

The IUPAC name for the molecule below is 2,3-diethyl-2-methylpentane.

Accepted Answer

A) True 
 B)False

Question 16

What is the IUPAC name of CH3CH2CH2CH3?

Accepted Answer

A) Butane 
B) Methane 
C) Propane 
D) Pentane 
A) Butane 
B) Methane 
C) Propane 
D) Pentane

Question 17

The compounds below are constitutional isomers.

Accepted Answer

A) True 
 B)False

Question 18

The molecular formula for an alkane with 12 carbon atoms and two rings is C12H24.

Accepted Answer

A) True 
 B)False

Question 19

The molecule below contains 1°,2°,and 4° carbon atoms,but no 3° carbon atoms.

Accepted Answer

A) True 
 B)False

Question 20

The name of the compound below is ________.

Accepted Answer

1,1-dimeth

Exam 12: Alkanes

The molecule below has ________ primary carbon atoms,________ secondary carbon atoms,________ tertiary carbon atoms,and ________ quaternary carbon atoms.

What alkyl halide is formed when CH3CH3 is heated with bromine,Br2?

If a cyclic alkane has 28 hydrogens and a single ring,it must have 13 carbon atoms.

What is the IUPAC name of this molecule?

What is the IUPAC name of this compound?

What is the IUPAC name of this compound?

Which compound is identical to this molecule?

How many tertiary carbons are in the molecule (CH3)2CH(CH2)2CH3?

5,5-dimethyl-5-propylnonane is a valid IUPAC name for an alkane.

C2H6 has a higher boiling point than the compound below.

Oxidation results in a decrease in the number of C-O bonds and an increase in the number of C-H bonds.

What is the structure of 2-methylhexane?

The compounds below are constitutional isomers.

Which of the following compounds is identical to the one shown below?

The IUPAC name for the molecule below is 2,3-diethyl-2-methylpentane.

What is the IUPAC name of CH3CH2CH2CH3?

The compounds below are constitutional isomers.

The molecular formula for an alkane with 12 carbon atoms and two rings is C12H24.

The molecule below contains 1°,2°,and 4° carbon atoms,but no 3° carbon atoms.

The name of the compound below is ________.

Matter and Measurement

Atoms and the Periodic Table

Ionic Compounds

Covalent Compounds

Chemical Reactions

Energy Changes,reaction Rates,and Equilibrium

Gases,liquids,and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Molecules and Functional Groups

Unsaturated Hydrocarbons

Organic Compounds That Contain Oxygen,halogen,or Sulfur

The Three-Dimensional Shape of Molecules

Aldehydes and Ketones

Carboxylic Acids,esters,and Amides

Amines and Neurotransmitters

Lipids

Carbohydrates

Amino Acids,proteins,and Enzymes

Nucleic Acids and Protein Synthesis

Metabolism and Energy Production

Carbohydrate,lipid,and Protein Metabolism

Filters

The molecule below has primary carbon atoms, secondary carbon atoms, tertiary carbon atoms,and quaternary carbon atoms.

What alkyl halide is formed when CH₃CH₃ is heated with bromine,Br₂?

How many tertiary carbons are in the molecule (CH₃)₂CH(CH₂)₂CH₃?

C₂H₆ has a higher boiling point than the compound below.

What is the IUPAC name of CH₃CH₂CH₂CH₃?

The molecular formula for an alkane with 12 carbon atoms and two rings is C₁₂H₂₄.